Schedule Update.
Listen to this
Issue.
Give your eyes a rest...
Quote of the Week.
How a "nanofactory" might work.
Forecasting The
Future Is Tricky Business.
Try looking forward, from our past...
Storage Update.
Disk drives smaller than a 'quarter?'
DVD, Times-2.
Just like the green ogre said,
"It's all about layers."
There's MUCH More I
Can Do For You!
Why Not?
Dump our local storage?
Just A Matter Of
Scale.
"Orders of magnitude," or "powers of ten,"
yield a fascinating journey!
All Those CPU Cycles
-- Yum!
It's not that we need MORE cycles, but
only to make better, more
innovative use of those we
have.
About "The
Harrow Technology Report."
Back to Table of Contents
The next issue of "The
Harrow Technology Report" will publish on Feb.
23, 2004.
Back to Table of Contents
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you prefer to let your ears do the work of keeping
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technology is taking us? If so, "The
Harrow Technology
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Back to Table of Contents
"Perhaps the easiest way to envision the inner
workings of a nanofactory is to picture a large
city, with all the streets laid out on a grid.
Imagine that in this city everyone works together to
build gigantic products - ocean liners, for
instance. To build something that big, you have to
start with small parts and put them together.
In
this imaginary city, all the workers stand along the
streets and pass the parts along to each other. The
smallest parts are assembled on the narrowest side
streets, and then handed up to the end of the block.
Other small parts from other side streets are joined
together to make medium-sized parts, which are
joined together to make large parts. At the end, the
largest parts converge in one place, where they are
joined together to make the finished product.
A
nanofactory performs in this way, with multiple
assembly lines operating simultaneously, and
steadily feeding into each other."
Excerpt from "Molecular Nanotechnology Fully
Loaded With Benefits and Risks"
by Mike Treder, Executive Director,
Center for Responsible Nanotechnology
(http://crnano.org/)
Jan. 4, 2004 SmallTimes
(Well worth reading, at
http://www.smalltimes.com/print_doc.cfm?doc_id=7161)
Back to Table of Contents
Actually, I'd only be surprised
if you DIDN'T believe that, since as a reader
of The Harrow Technology Report you're all
too aware of how quickly exponential technology
growth 'changes all the rules.' So it's always
valuable to get a fresh perspective on just HOW
silly it would be to attempt to forecast our society
100 years from now. Or, to a lesser extent, how
forecasts of even five or ten years into the future
must be taken with a large grain of salt, and with
constant monitoring and reevaluation.
Thanks to the insightful eye of
reader Avi Burstein, we now find that medical doctor
and popular novelist Michael Crichton has weighed-in
on just this subject during a Caltech lecture in
January -- "Aliens Cause Global Warming" (http://www.crichton-official.com/speeches/speeches_quote04.html)
. In part, Crichton opines:
"Let's think back to people in 1900 in, say, New
York. If they worried about people in 2000, what
would they worry about? Probably: Where would people
get enough horses? And what would they do about all
the [horse droppings]? Horse pollution was BAD in
1900; think how much worse it would be a century
later with so many more people riding horses?
But
of course, within a few years, nobody rode horses
except for sport.
And
in 2000, France was getting 80% of its power from an
energy source that was unknown in 1900. Germany,
Switzerland, Belgium and Japan were getting more
than 30% from this source, unknown in 1900.
Remember, people in 1900 didn't know what an atom
was. They didn't know its structure.
They also didn't know what a radio was, or an
airport, or a movie, or a television, or a computer,
or a cell phone, or a jet, an antibiotic, a rocket,
a satellite, an MRI, ICU, IUD, IBM, IRA, ERA, EEG,
EPA, IRS, DOD, PCP, HTML, internet. interferon,
instant replay, remote sensing, remote control,
speed dialing, gene therapy, gene splicing, genes,
spot welding, heat-seeking, bipolar, Prozac,
leotards, lap dancing, email, tape recorder, CDs,
airbags, plastic explosive, plastic, robots, cars,
liposuction, transduction, superconduction, dish
antennas, step aerobics, smoothies, twelve-step,
ultrasound, nylon, rayon, teflon, fiber optics,
carpal tunnel, laser surgery, laparoscopy, corneal
transplant, kidney transplant, AIDS… None of this
would have meant anything to a person in the year
1900. They wouldn't know what you were talking
about.
Now
-- you tell me [that] you can predict the world of
2100? Tell me [if] it's even worth thinking about!
[Because] our models just carry our present into the
future. They're BOUND to be wrong! Everybody who
gives a moment's thought knows it."
Not to mention that the changes
that we'll see during this century will be FAR
more dramatic than those of the last century.
(Crichton's entire speech is well worth reading -
http://www.crichton-official.com/speeches/speeches_quote04.html
.)
Of course it is imperative for
the shorter term, say for a five to ten year rolling
window, that we do our absolute best to keep
ourselves abreast of the many changes to come.
Because as imperfect as our foresight may be, it's
MUCH better to have the knowledge, and be in
a position to integrate all the possibilities,
BEFORE someone else -- say, your competitors --
do so.
Remember the story about the
1900 company that made the absolutely best, most
cost effective buggy whips...?
Don't Blink!
.gif)
Back to Table of Contents
It's a disk drive.

It's sitting next to a Japanese
500 yen coin (essentially the size of a U.S.
quarter.)

The platter is 0.85 inches in
diameter.
It holds as much as 3
gigabytes.
And it's due out in 2005 from
Toshiba, according to the Jan. 6 Mike's List
(http://www.mikeslist.com/75.htm).
Enough said about near-term
storage? (And this is just EVOLUTIONARY storage,
not to mention the various untraditional (molecular,
atomic, etc.) storage potentials that we explore
which are now in the labs...)
Back to Table of Contents
Speaking of "storage," there's
more. Have you joined the writeable DVD revolution
yet? You know - these "super CDs" that allow you to
record, not a mere 700 megabytes of data on a disk,
but 4,700 megabytes (4.7 gigabytes)?
They're really wonderful for storing backup data,
not to mention (legal) movies, and more. But -- for
a growing number of computer users, these 4.7
gigabyte disks are just too small!
I know -- that seems absurd,
but given the realities of some databases, and the
volume of music and video that many people now store
on their computers (and wish to back up), it's
amazing just how fast the DVD's 6.7-times increased
space, compared to a CD, fills up.
Well, consumer DVDs are about
to get twice as big!
First, A Look At TODAY'S
DVDs.
You may have been confused by hearing that DVDs can
actually hold about 17 gigabytes of data, while you
and I can only write 4.7 gigabytes to a DVD. The
reason is that when writing DVDs in our computers,
we (currently) use only one recordable layer out of
four layers that a DVD can have.
(If you watch commercially
stamped movies on DVD, you're actually often
watching a two-layer, 8.5 gigabyte DVD. Did you
ever notice that brief "glitch" when the video
freezes for about a half-second somewhere into the
movie? That's when the DVD player "switches
layers." (And no, to my knowledge there are no
consumer drives can currently write to the two
layers of a dual-sided DVD.)
Additionally, reader C.W.
Holeman II reminded me that some
commercially-stamped DVDs (rare in my rental
experience) such as "Gods and Generals", do appear
to be dual-layer, dual-sided DVDs carrying up to
that often stated but rarely seen 17 gigabytes.
You can tell because the disks are missing the
traditional beautifully screened graphics on the
"top side," and you may get a message to "turn the
disk over" at some point, depending on what elements
you're watching.)
Yet even a dual-layer DVD still only provides half
the capacity of what a DVD can hold. The "other"
8.5 gigabytes of a completely full DVD reside in two
MORE layers on the OTHER side of the DVD. But with
most players (which only read from one side of the
disk), you do have to turn the disk over to access
the second 8.5 gigabytes on the flip side...
Nevertheless, that's a LOT of data on one disk.
We're Getting There.
Soon, a single-side, dual-layer write capability is
destined to invade our computers, perhaps by this
spring according to the Dec. 30, 2003 The Globe and
Mail (http://www.globetechnology.com/servlet/story/
RTGAM.20031230.gtdvddec30/BNStory/Technology/).
Essentially, instead of a single layer of dye that
is read and written to, these forthcoming dual-layer
writeable DVDs will have two layers of dye, each
with their own specialized reflective backing that
allows the laser to focus in on only the layer of
immediate interest, yielding 8.5 usable gigabytes
for you and me -- IF we have the new special
recorders, of course.
(http://www.techtv.com/callforhelp/products/
jump/0,24331,2419968,00.html)
But Confusion Will Still
Reign.
This won't be without
confusion, though, since the two DVD standards
"camps," DVD+ and DVD-" (see
http://www.theharrowgroup.com/articles/20011022/20011022.htm#dvd-abc)
each have their own (incompatible) ideas of how to
do this (sigh). But take heart -- a growing number
of DVD players and writers (such as the Sony
DRU-510A that I currently use) have the ability to
read and write both the "+" and "-" formats, which I
anticipate will continue into the dual-layer
writeable DVD world.
So there we have it -- double, double, double the
DVD space, due soon.
But remember -- this is still with the "red" lasers
of old. Just wait for the new blue lasers (also
known as "Blu-ray"), which will pack 27 gigabytes on
EACH layer(!) because of blue light's shorter
wavelength...
(http://whatis.techtarget.com/definition/
0,,sid9_gci810790,00.html
and
http://www.licensing.philips.com/information/bd/
and
http://www.digit-life.com/articles2/blu-ray/)
Again, Don't Blink!
.gif)
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During our last discussion
(http://www.theharrowgroup.com/articles/
20031222/20031222.htm#_Toc59533105
at the "Why Not?" subheading) I posed several
gating "IF" questions that related to a future
Internet that might be utterly reliable and
accessible and helpful -- to the point where we
might not bother to store most of our information
locally. In response, reader Roberto Saracco points
us towards the "OceanStore" project at
http://oceanstore.cs.berkeley.edu/ that
is indeed preparing to address some of those thorny
"IFs." According to part of their Project Overview:
"OceanStore
is a global persistent data store designed to scale
to billions of users. It provides a consistent,
highly-available, and durable storage utility atop
an infrastructure comprised of untrusted servers.
Any
computer can join the infrastructure, contributing
storage or providing local user access in exchange
for economic compensation. Users need only subscribe
to a single OceanStore service provider, although
they may consume storage and bandwidth from many
different providers. The providers automatically buy
and sell capacity and coverage among themselves,
transparently to the users. The utility model thus
combines the resources from federated systems to
provide a quality of service higher than that
achievable by any single company.
OceanStore caches data promiscuously; any server may
create a local replica of any data object. These
local replicas provide faster access and robustness
to network partitions. They also reduce network
congestion by localizing access traffic.
We
must assume that any server in the infrastructure
may crash, leak information, or become compromised.
Promiscuous caching therefore requires redundancy
and cryptographic techniques to protect the data
from the servers upon which it resides."
There's more detail at that
site.
This project, to me, is an
excellent indication of how
Internet-as-we-know-it is surely destined for
its own form of evolution. Don't assume that things
won't change -- because they certainly will, based
on projects like this one, or on others we haven't
yet considered.
The bottom line, yet again, is:
Don't Blink!
Back to Table of Contents
Just
A
Matter Of Scale.
Moore's Law (that the number of
transistors on a chip will double every eighteen
months at the same price) is the culprit behind the
exponential growth of the computer-related
technology that has dramatically altered how we
work, live, and play over the past 35+ years.
MIPS - Millions
of Instructions Per Second
(Click above for a larger image.
Drag the new page
larger if your browser compresses it.)
COMMODITY COMPUTING POWER HAS
increased
Thirty-One-THOUSAND-times,
FOR THE SAME PRICE,
IN 22 YEARS!!
This massive, rapid,
compounding growth of computing power provides,
perhaps for the first time in history, the
opportunity for average people to detect, observe,
and participate in the results of exponential
growth.
But of course, even though it's
hard for us humans to perceive and appreciate even
ONE exponential effect, Nature is FULL of
exponential things, such as distance. For example,
the diameter of the Earth is 12.76E+6 meters wide
(12.76 times ten to the plus-six power), while a
common plant cell is 12.76E-6 meters wide (12.76
times 10 to the minus-six power), or 12 orders of
magnitude (powers of ten) smaller. And that
comparison is right under our noses. But how far
does this go? Is there any way for us to more
viscerally perceive the concept of even greater
exponential distances??
Several decades ago I ran
across a movie called "The Powers of Ten"
which, to this day, I remember as an entertaining
and mind-expanding insight into what "exponential"
really means. Although the movie itself (with its
excellent soundtrack/narration) is not available
online to my knowledge (it is still for sale),
reader Carl Taylor points us to a very good, if
silent, rendition of the concept at
http://micro.magnet.fsu.edu/primer/java/scienceopticsu/powersof10/index.html . (But do still see the film if you get the
opportunity.)
As explained by the site:
"View the Milky Way at 10 million light years from
the Earth. Then move through space towards the Earth
in successive orders of magnitude until you reach a
tall oak tree just outside the buildings of the
National High Magnetic Field Laboratory in
Tallahassee, Florida. After that, begin to move from
the actual size of a leaf into a microscopic world
that reveals leaf cell walls, the cell nucleus,
chromatin, DNA and finally, into the subatomic
universe of electrons and protons."
Indeed, you'll travel not the
"mere" 12 orders of magnitude from the diameter of
the Earth to the diameter of a plant cell, but
you'll travel, in steps of one power of ten, from a
view of 10E+23 meters, where you're sitting 10
million light years outside our Milky Way galaxy
looking towards the completely invisible Earth,
straight towards the quarks within a single proton
inside a leaf of that oak tree in Florida, at a view
of 10E-16 meters, or 100 attometers (a new word for
most of us) -- while gazing at everything in-between
along the journey.
Mighty Similar. Hummm...
Keep an eye on the changing
description just above the changing picture, as well
as on the distance figures just below the picture.
And as you make this journey, note the startling
similarity in the pattern of vast empty space
leading to dense concentrations of matter, again and
again, as you travel from the astronomic to the
worlds (er, I mean quarks) within individual
protons.
Given the similarity you'll see
between the patterns and structures that we usually
think of as astronomic, to those in the tiniest
microscopic, who's to say what we may eventually
find as we learn to see farther "out"
astronomically, and farther "in" microscopically?
(Both of which we're learning how to do better every
year).
Might our "world" be the
equivalent of a quark in some vastly large proton
that is part of the cell at the tip of an
intelligent inconceivably-giant dog's ear who only
yesterday wondered to a friend if they were the only
intelligent life in the universe?
It might all be -- just a
matter of "scale."
Food for thought...
Back to Table of Contents
Finally, in a recent issue
(http://www.theharrowgroup.com/articles/
20031222/20031222.htm#_Toc59533105)
an industry expert helped us explore and better
understand the idea that vast processor speed --
TRILLIONS of instructions per second -- will likely
be available to us by the end of this decade --
along with changes in how we might consume them.
This issue, reader Michael
Pettengill comments on this as he helps us to
explore how we may well consume all these new
processor cycles, yet in a rather different
direction:
"The Innovator's Dilemma [by Clayton M.
Christensen (http://www.aaabooksearch.com/Book/0060521996.html)]
is that inferior technologies sold with lower
margins displace established products by creating
new markets that are able to grow rapidly enough
that new players are able to enter the market,
refine the technology, and eventually surpass the
superior technology.
Faster processors of the same type merely extend the
line of existing products. That's pure line
extension. Maybe competition lowers prices
expanding the market for the existing technology,
but that's not disruptive.
"What's lacking is the capability to take advantage
of the processing power available in any reasonable
way."
Wrong! What's missing is a use for the processing
power available.
Here's how faster CPUs could be part of a disruptive
technology:
Someone writes some software that spins plots in
realtime and creates the visuals. You package the
CPU, a video generator, a heads-up display, and the
software in a little box, and sell it as The
SoapOperaBox. Now you download a bit of data,
images of the characters, voice dynamics, world
parameters, plot rules, and then customize the
parameters to your taste: sexy, erotic, chaste,
violent, etc., and off you go. You get to watch
your own custom Soap when and as much as you want.
You could trade the parameters you set with your
friends so that all of you would watch the same
basic show and discuss it. If you thought that a
character should react differently, you could agree
to tweak the parameters, say making Sally more
assertive instead of a passive door mat.
Soap operas would be just the FIRST application.
As
the technology got better, it could be used for more
complex TV shows, but they would become less and
less like TV shows. They would become like D&D, but
without the hassle of socializing. You signup with
a Dungeon Master to get the game parameters, etc.
Eventually they could replace movies in theaters and
on TV and on DVDs...
Note that doing the same thing in a central place
and then beaming it over the net would make no
sense. While the soaps are shot with simple sets
and relatively cheap actors, the majority of the
cost comes in the distribution. Still, any
sacrifice in quality would be annoying and you're
still tied to the net and the net's schedule. If
sold through video on demand, I suspect that a lot
of people would consider it too expensive. Besides,
using a central computer would only require that one
CPU be bought.
Buying a thousand CPUs, or networking together a
thousand distributed CPUs would also make no sense,
but would only improve the quality of an artificial
soap while not providing any real advantage to the
soap addict... So this is hardly a new application
that would disrupt one or more existing markets
while creating a new (relatively speaking) volume
market.
On
the other hand, game computers like the PS2 or
X-Box, when networked together and running Linux,
ARE potentially disruptive. The reason that this
would be disruptive while blades aren't ["blades"
are plug-in single-board PCs designed to populate a
"rack" for very physically-dense computing power],
is that the game computer hardware price has a very
low margin, with Sony depending on extremely high
volume and complementary product sales for the real
profit. If companies like HP see the virtue in
pricing blades at $100 each, then the PS2 isn't
disruptive.
Similarly, special purpose CPUs and disk drives are
disruptive to VCRs. First, DVDs changed the market
for pre-recorded tapes. Initially the selection was
inferior and the player more expensive than VCRs,
but now the marketing of DVDs and players has
created a whole new market for movies. But that
didn't disrupt VCRs for time shifting -- that is now
being done by the PVR [Personal Video Recorder, such
as Tivo or ReplayTV]. Yet even that won't kill off
the VCR until the PVR is driven down in price and
stripped of functionality so that it can truly
replace the VCR."
Michael's comments certainly
steer us in some interesting directions...
In a similar vein regarding
growing processor performance, reader Grieg
Pendersen reminds us that there's more to overall
"computing capability" then just the speed of the
processor:
"I've never seen [the tongue-in-cheek] "Gates' Law"
["The speed of software
halves every 18 months."], but I have had one
distinct understanding from Moore's Law: if
processor speed doubles every 18 months and
accessible memory size doubles every 16 months (it
was 2 years and 18 months, respectively, when I
realized this), then processor response time is
SLOWING exponentially, proving the need for multiple
processors, specialty processors and improved
algorithms.
Add
to this the fact that memory speed is not keeping
pace with processor speed and you have a real
problem. One need only work with image processing
software like Photoshop or The GIMP to see how long
response times can be."
Interesting things, and
concerns, to keep in mind...
Back to Table of Contents
"The Harrow Technology Report" explores the innovations and
trends of many contemporary and emerging technologies, and then draws some less
than obvious connections between them, to help us each survive and prosper in
the Knowledge Age.
"The Harrow Technology Report" is brought to you by Jeffrey
R. Harrow, Principal of The Harrow Group.
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