The remarkable thing is, the forum user, by the name of LeshaK, doesn't even have a Galaxy S. He still managed to root the system, which is pure awesome. The russian forum member published a custom kernel which supplies you with sweet root access after flashing.
The shiny new smart phone runs on Android 2.1, onto which Samsung has added their very own Touchwiz interface. This new development practically opens the door to shiny new custom roms. Custom roms for the win!