First off, IE9 doesn't run on XP. So what does this really mean? Does it mean we'll be writing hacks for 5 browsers instead of 10 now? Not good enough. This sou

First off, IE9 doesn't run on XP. So what does this really mean? Does it mean we'll be writing hacks for 5 browsers instead of 10 now? Not good enough. This sounds real good but I get the feeling they'll make updating so convoluted or the opt-out process too easy to the point where it barely has any effect. Lame sauce.