In typical fashion Microsoft's attempt to kill off Windows XP has taken a turn for the worse as it turns out that by simply changing a registry tag so it appears as a different version of XP (Point of Sale 2009) it will continue to receive updates until 2019, and the is nothing Microsoft can do (besides cutting support for PoS 2k9 early).
http://hexus.net/tech/news/software/70229-registry-hack-enables-windows-xp-security-updates-2019/

http://hexus.net/tech/news/software/70229-registry-hack-enables-windows-xp-security-updates-2019/
