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Techbreak - October 2008

Google satellite image from GeoEye-1
We've all used Google Maps, the free service from Google that lets you find addresses in nearly any city in the developed world, without hassle or complications.

It's backed by Google's indomitable search engine, which searches a huge database of place names and businesses. It's a robust, useful service - one that I couldn't live without. I mean, I'd probably get lost in my own house without it.


Google Maps also allows you to overlay satellite imagery overtop of the map, which is a nice feature, but the images have been rather poor quality to be of any use.

Recently, though, Google sponsored the launch of GeoEye-1, which takes photos at a resolution of 41 cm.

41 cm!

That means that, if you were at a baseball game, they'd almost be able to see the foot-long you were chowing down on. Not good enough to see if there was relish on it, though...

"The 4,300-pound satellite collected the image at noon EDT on Oct. 7 while moving from the north pole to the south pole in a 423-mile-high orbit at 17,000 miles per hour, or 4.5 miles per second. The spacecraft can take photos at a resolution of up to 41 cm -- close enough to zoom in on the home plate of a baseball diamond, according to Mark Brender, GeoEye's vice president of communications and marketing."


Ah,they'd rather talk about home base.

Interestingly, Google doesn't get the 41-cm resolution images... they operate the satellite in conjunction with the "National Geospatial-Intelligence Agency, a U.S. government agency that analyzes imagery in support of national security", and due to a US law, Google is not allowed to have images with a resolution less than 50 cm.

Too bad, Google. I suppose your dreams of counting all those foot-long rulers are crumbling to dust.

Read more about the satellite on Cnet:

"GeoEye-1 will orbit 423 miles above Earth, but it will be able to gather imagery with details the size of 41 centimeters, Brender said. Google, though, is permitted to use data only with a resolution of 50cm because of the terms of GeoEye's license with the U.S. government."

On the other hand, if we look at the GeoEye-1 from Earth, we'd see a big Google sticker on it. That's important, I think, because we can't start advertising in space soon enough. We need massive McDonalds billboards and non-stop sales pitches up there. After all, people raise their eyes to the skies when they're hopeful... what better time to hit them with some pipe-wieldin' marketing...?
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How Bittorrent works

BitTorrent is often demonized as a tool of pirates and malicious downloaders, crippling the music and movie industry by shamelessly stealing from the big, bad Web.

As a result, many universities have started clamping down on BitTorrent, and some ISPs will block any data that uses the protocol.

Of course, these are lame duck solutions... as soon as one protocol is blocked, it's a trivial matter to make a minor change to the datagrams to make them look unlike BitTorrent and, no matter how good your filter, there's someone smarter than you out there, with an idea about how to get around it.

It's with this in mind that Stanford University decided to stop fighting and embrace BitTorrent.

After all, the benefit of BitTorrent is that it makes the distribution of large data files a breeze... instead of your server uploading it to thousands of clients, it's collectively shared among users. All you need to do is back and have a Coke and a smile.

"The University not only gives away videos of lectures, but also syllabi, handouts, homework and exams. In addition to offering torrents, the courses are also available on YouTube, via iTunes and Vyew. With the project Stanford aims to spread knowledge on technology worldwide."

That's how you can tell that Stanford wants to stay on top of the game - they embrace the burgeoning technologies, and quickly move away from old models. Sure, you can get the course content for free, but Stan U correctly recognizes that people pay the big bucks, not for the material, but for the environment and reputation.

"For now, only the 10 most popular computer science and electrical engineering courses are published online, but additional courses will be added later. All course materials are published under a Creative Commons license, which allows others to adapt, remix and share them as long as it is for noncommercial use, and if they link back to the university."

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Gmail beer googles late night
Google has no introduced a useful feature into their free Gmail accounts.

It's called "Mail Goggles" and it's a gentle suggestion that you don't send out emails late at night, after you've been drinking.

The service will ask you if you really want to send the message and present you with a series of simple math questions, hopefully delaying you long enough to let you think about the wisdom of quitting your job via an email that compares your boss to a defecating donkey.



It'll also hopefully stall you long enough so that, after you've come home from Friday drinks with the company accountants, you'll get too befuddled by math to send that email requesting a quote for a transsexual sex doll. With attachments.

The main culprit is sending emails to ex-boy/girlfriends, requesting another chance, or bragging about your newfound social life. These emails are saved by ex's all over the world, and are subsequently sent out, en masse, to friends and family. Trust me, you don't want to be the guy that sends out the email version of crying and begging, only to get it forwarded to you by the waitresses at TGIFriday's.



(found on Webmonkey)
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