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Showing posts with label technology. Show all posts
Showing posts with label technology. Show all posts

Saturday, April 13, 2013

The PC market isn’t dying, they’re just lasting longer


Slate: PC sales suffered their steepest decline in history last quarter, plummeting 14 percent worldwide, according to a report from market research firm IDC. As the Statista chart below shows, the malaise hit every major manufacturer except Lenovo, whose sales were flat. HP and Acer had the steepest drops.
Why is this happening? There are two prevailing theories. One is that it’s Microsoft’s fault. Historically, when Redmond releases a new version of Windows, PC sales spike as people upgrade their machines to take advantage of the fresh software. But with Windows 8, that hasn’t happened. That may because the radical redesign is confusing. A year ago, my colleague Farhad Manjoo predicted, “You’ll hate Windows 8.” Some analysts speculate that people may even hate it so much that they’re resisting buying a new machine just to avoid it. There may be some truth to that. We’ll know more once Apple releases its quarterly earnings on April 23.
The second theory for PCs’ sales decline is that, in short, the PC is dead. The media say this at least a couple times a year, and the latest wave of pronouncements includes obituaries from Salon and ReadWriteWeb. The idea is that, with people doing so much computing on their smartphones and tablets these days, they have no need for their old workhorse desktop or laptop anymore.
From what I’ve seen and heard, the second theory is the most popular with the media — probably because it’s the easiest to explain, not because it’s the truest. In fact, it turns out that both theories are wrong:
In the past, you had to replace your computer every few years or else it would become hopelessly bogged down trying to deal with the latest desktop applications, operating systems, and Internet technologies. But thanks to Moore’s Law, your average PC’s processing power now exceeds most people’s daily needs by a healthy margin. Meanwhile, the rise of the cloud has reduced the need for extra memory. And as ZDNet’s Simon Bisson explains in depth, a strategic shift by Microsoft in recent years has meant that you no longer need to buy a new machine in order to take advantage of each new operating system. The result is that PCs have become more durable than smartphones and tablets, which are still puny enough in their powers that you have to upgrade them regularly.
It isn’t that the days of the PC are over, it’s that the days of the disposable PC are over. People aren’t replacing their machines as often, because they don’t need to. The story the press has been repeating for months is BS.
Once again, the buffalo herd mentality of the media steers everyone wrong.

Tuesday, July 13, 2010

The CityCar

Dang, I was going to include this in the roundup and I didn't. Got sidetracked with getting all sarcastic about the Heritage Foundation and The Grapes of Wrath.

Anyway, a reader sent me a link to some educational videos from the National Science Foundation, including this one about a really cool idea called the CityCar. Check this thing out:



I've always liked the idea of motors in the wheels; it seems to me that when you're braking, they should be able to recapture some energy by acting as generators (you'll remember that a generator and a motor are one in the same). There are seven videos in all in what seems to be an ongoing project. Go check them out.

Thursday, February 26, 2009

Griper Blade: Shooting Down Missile Defense

missile launchLong, long ago, shrouded in the mists of ancient history (i.e., December 2006), I wrote a post I titled "The Only Purpose of Missile Defense is to Waste Money." At that point in time, we had blown $95 billion on missile defense systems since Ronald Reagan jotted his "Star Wars" notion on the back of a matchbook. What we got out of all this spending and research was nothing. We still have no working missile defense system. Worse, after the fall of the Soviet Union, missile defense became a solution in search of a problem -- its reason for being is to counter a threat that no longer exists.

In that post, I wrote:

So why is the Bush administration pushing this? Did I mention that we've spent $95 billion on it? Throwing pots of cash at defense contractors is what Bush does. It doesn't make any difference whether or not it works -- a failed test is exactly as expensive as a successful one -- the only thing that matters is that it allows people who are already unbelievably rich to reach into your wallet and grab your tax dollars. Who cares if it works?


Oddly, with all the Republican complaining about wasteful spending, missile defense hasn't really made an appearance. Obama has signaled that he might be open to placing a missile defense system in Poland, so it's not like the subject hasn't come up. For the GOP, wasteful spending means monitoring volcanoes so we're prepared for eruptions, not throwing money at stupid-expensive missile systems that may not actually work and have never been adequately tested. Bailing you out because you got suckered into a crap mortgage is "pork," while throwing billions at defense contractors for what amounts to a lucky charm is sound fiscal policy.

Starting to see how we got into this economic mess in the first place?... [CLICK TO READ FULL POST]

Sunday, August 17, 2008

Two Large Solar Projects Planned for California

clipped from www.nytimes.com

Companies will build two solar power plants in California that together will put out more than 12 times as much electricity as the largest such plant today, the latest indication that solar energy is starting to achieve significant scale.

The plants will cover 12.5 square miles of central California with solar panels, and in the middle of a sunny day will generate about 800 megawatts of power, roughly equal to the size of a large coal-burning power plant or a small nuclear plant. A megawatt is enough power to run a large Wal-Mart store.

At 800 megawatts total, the new plants will greatly exceed the scale of previous solar installations. The largest photovoltaic installation in the United States, 14 megawatts, is at Nellis Air Force Base in Nevada, using SunPower panels.

While I'm not extremely keen on these sort of plants -- there's no real reason to centralize solar generation like this -- it's nice to see that solar's being taken seriously. Given recent advances in photovoltaic technology, the price is coming down enough for it to be put anywhere the sun shines. In other words, there's no reason to use up huge expanses of land when you can do the same thing on rooftops.

Still, any time new generating capacity comes from green tech, it's good news.

Saturday, July 19, 2008

Windows as Solar Panels Within 3 Years

clipped from www.enn.com

MIT researchers have announced
that they have created “organic solar concentrators” that could make
windows become powerful solar panels in as little as three years.

The
concentrator is mixture of two or more dyes painted onto a pane of
glass or plastic. The dyes absorb light across a range of wavelengths,
re-emit it at a different wavelength and transport it across the pane
to the solar cells at the edges. Focusing the light like this increases
the electrical power generated by each solar cell by a factor of 40.

The
advantages are twofold: the dyes greatly increase the power of solar
cells, and homeowner are much more likely to incorporate solar glass
into their homes.
Man, do I ever like this. It's one step closer to putting solar everywhere.

Tuesday, March 27, 2007

Missile Defense System Useless When Wet

Remember that super-duper high tech missile defense system we've got? Yeah, it's crap.

Wired:

Torrential rains wiped out a quarter of the U.S.' intercontinental ballistic missile interceptor silos in Ft. Greely, Alaska last summer -- right when North Korea was preparing to carry out an advanced missile launch, according to documents obtained by the Project On Government Oversight.

"The flooding occurred during a three-week period between the end of June and early July 2006," POGO notes, in a statement. "The flooding damaged 25% of the U.S. interceptor missiles’ launch capability. These silos house the interceptor missiles that would be used to attempt to intercept a missile aimed at the United States. No interceptors were in the flooded silos."

An internal assessment by Boeing, the silos' chief contractor, shows seven flooded interceptor silos, out of the 26 at Ft. Greely. Two silos have more than 62 feet of water; a third has more than 50. Estimated times of repair range from four to 14 months. Boxcar like structures called Silo Interface Vaults (SIVs), adjacent to the interceptor silos, were also flooded, "two of them by as much as 15 feet of water," POGO says. "Three SIVs must have all electronic and mechanical systems replaced. Four other SIVs have partial damage. One SIV was so damaged that it shifted vertically in the ground like a house shifting off its foundation." It's a strange turn of events, considering "an environmental impact study of the facilities at Ft. Greely notes there is 'little rainfall in the region.'"


It should be noted that this system costs us $9 billion a year to protect us from rogue nations. And it can't even protect us from a hard rain.

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