Six months after the launch of iPhone OS 3.0, almost half of all iPod Touch users still refuse to pony up the fee to upgrade. With how little is offered to non-iPhone users, and given the fact that only iPod Touch users are charged, is it any wonder? As seen on Apple Insider, The Unofficial Apple Weblog, Geek.com and elsewhere.

Following up on our comparison of clickthrough rates by search engine, we expanded our scope, looking at web browsers and operating systems. Across the board, Microsoft products mean a higher likelihood of users clicking on advertisements. Featured in TechCrunch, Adotas, Huffington Post, and more.

What is the value to a website that runs ads of a single Bing user versus a Google or Yahoo! user? Looking at the ad clickthrough rates of traffic sent by the big 3 search providers, it appears that one Bing user is worth more to a website than one Google user. As seen in TechCrunch, Ars Technica, iMedia Connection, and more.