For a general discussion of synchronisation, Martti Nurmikari gave a talk at Assembly last year

http://thedemoscene.tumblr.com/post/8659078065/martti-nurmik...

Alcatraz use an interesting system based on Clang and llvm to export all that from Maya as source code

http://thedemoscene.tumblr.com/post/22588846914/digi-alcatra...