By Ilya Grigorik on May 27, 2008 Ruby EventMachine is a framework, which depending on who you talk to, either yields a lot of excitement (Evented Mongrel, Analogger, Evented Starling, etc.) or its fair share of criticism. In part, the FUD is due to the mismatch of the language used, and the underlying implementation - namely, the Reactor pattern. The reactor design pattern is a concurrent programm