this thread makes no sence. what does killzone 3 have anything to do with a ps3 update. if there is a ps3 update, it could be tomorrow since its a tuesday. either way. dns will only work from 3.56 to bypass 3.60. so this thread is pointless.
When PS3 devs are getting smart, they will work like on a Wii...
Every new game can only work on at least the latest firmware at the time of the release date, and the update is on the BD.
So again, the only way forward is finding ways to trick the ps3 OS in believing it's whatever FW