The Technology newsbucket: watching planes (not) fly, find Twitterers, PC sales and more...

Volcanic eruption on Iceland. Photo by Krumma on Flickr. Some rights reserved A quick burst of links for you to chew over, as picked by the Technology team Watch Air Traffic live >> flightradar24.com Relevant today because of all the distraction of volcanic ash from the Icelandic volcano, but interesting at any time. (Note: does not show timeliness of flights...) Google Follow Finder: Find some sweet tweeps >> Google Labs An experimental system for finding Twitter users to follow, from Google Labs PC Shipments Jump 27% in First Quarter, Gartner Says >> Business Week Global personal-computer shipments topped estimates in the first quarter, rising 27 percent to 84.3 million units, said Gartner Inc., citing a recovery in Europe. Five rational arguments against Apple's 3.3.1 policy >> 37signals "Lots of developers, me included, have had such a gut-turning reaction to Apple's new policy that we have a hard time thinking and speaking rationally," writes David. "So ... allow me to go through five (mostly) rational arguments for why this is a bad idea." Twitter Makes Itself More Useful >> New York Times The Bits blog reports on Chirp, Twitter's first developer conference. The T-Grid: Handheld PC Pro vs. the iPad >> Technologizer Harry McCracken compares the iPad with the sort of Jupiter/Windows CE device that Microsoft was trying to promote 12 years ago. (And some of them were tablets, though not this one.) Hmmm…Software That Predicts If You Will Do Crime & Time >> Gigaom "The UK Ministry of Justice also uses IBM's predictive software on its criminal population, to see which ones pose a greater threat to public safety upon release." File under "things that make you go hmm". Israel customs confiscating iPads >> Haaretz Because they haven't been tested against Israeli Wi-Fi power standards (which, like European standards, tend to require lower power than US ones). Confiscations so far: 10. Kin Could Be Microsoft's Stupidest Move Yet >> Daniweb Having absorbed the Danger phone, Microsoft needed to re-emit it. The question is, is the effort worth it? Why is it splintering its efforts in this way? You can follow Guardian Technology's linkbucket on delicious