After GSC Game World was dissolved by Sergei Grigorovich for reasons only the gods would know, the development team of GSC, consisting of more than 200 people, has moved onto greener pastures, the most prominent of whom, chose to continue developing games.

This article right here visits some of the core dev team members and what they're doing now. This also sheds some light on the experiences of the dev team on what happened before GSC was dissolved. There's still no clear indication why exactly Sergei put GSC on ice, but it does shed more light on the otherwise ambiguous story.