Honestly, Hybrid Theory isn't dead. It's been all quiet for a while, admittedly, but there's a good reason. We're working our cotton socks off, see?
www.resgames.net/rawdigital/hybrid.htm has some screenshots you may, or may not, have seen.
Also, we're actively seeking mappers. Quite urgently, to be honest, so if you're up for it, give us a bell.