It depends what you are looking for, for a system that you can play about with it's a good start, good community (better than Netduino) and range of accessories and kits/projects
For power processing/games... I'd look elsewhere like Kudo/XNA depending on experience
_________________TwitterCharlie Brooker:
Macs are glorified Fisher-Price activity centres for adults; computers for scaredy cats too nervous to learn how proper computers work; computers for people who earnestly believe in feng shui.