Yeah, I was considering removing the IHS, but I decided against it.....not worth it for a couple extra degrees that probably won't help the OC more but will certainly cancel out a warrenty.
TicTac is the main 'guru' of modded BIOSes that I know of, mainly because he made a crapload for the NF7-S v2 board which I currently own.
Sorry this is a shameless plug but I gotta do it:
My venice just arrived
No board for it though lol....gotta either sell my 6800GT AGP or wait until DFI releases their nf3 socket 939 AGP board