Flash slim ics and you won't have any problems at all. Then, if you want, you can try installing whatever kernels that fit for you, if you are not satisfied by the stock one.

Elite V11, Devil kernel. Slim also...

Sent from my GT-
I9000 running Elite V11+Devil 0.72.xl.bm

Slim ics is very stabile and very fast. You should give it a try:thumbup:

Sent from my GT-P7500 using XDA

but sorry, being ICS it still has a bad camera right ? No radio either ? Please, please confirm so that I can install slim myself. Sick of GB.thanks !

Sent from my GT-I9000 using XDA

CM9 is fast ICS ander very stable...

CM9 has a working camera, no problems there (see picture below)

There isn't a radio in the rom, but you can get one from Play...