10 Common Accessibility Problems from Dingo Access is a well explained list of common failures. For each problem, the solution is provided. The list is derived from WCAG 2.0 recommendations.
Bill Gates: In Five Years the Best Education Will Come from the Web. What do you think about this?
I haven’t had a bit of trouble with iOS 4 on my iPhone 3, but apparently some people have. Lifehacker tells you how to go back to iOS 3 if you need to. My biggest problem with my iPhone is when I hold the phone with my left hand, my cheek bone activates the mute button. Very annoying.