http://arstechnica.com/microsoft/news/2010/03/why-new-hard-disks-might-not-be-much-fun-for-xp-users.ars

4096 Byte Sectors soon… Time to break yet more software that made assumptions that certain variables weren’t going to change. :)

I find the discussion of EFI instead of bios to be interesting. I wonder what it would take to convert existing boards to use that instead of bios? Would they be able to get most systems using EFI?