> hes also having problem fully utilizing all the cores, so adding machines wouldnt solve anything

See, that's the problem. You're also caught up in it. Multi-processing is not the same as distributed computation. People seem to think that the scaling of these systems is identical, and it's not. Even with Erlang, it's not.

Then how about educating us about the specifics of how multiprocessing differs from distributed computation (honest question)?