It's like asking what tool should I use for my construction project. Well, are you pouring concrete? Are you doing electrical wiring? Are you working with wood?

It's like asking what tool should I use for my construction project. Well, are you pouring concrete? Are you doing electrical wiring? Are you working with wood? Are you painting? Want to build an operating system in Ruby? Ok, good luck trying to pour concrete with your tablesaw. Admittedly, that analogy is a little extreme since programming languages are Turing complete, etc etc. However, if that's your perspective, you may want to have a gander at Cobol on Cogs: http://www.coboloncogs.org/INDEX.HTM http://www.coboloncogs.org/INDEX.HTM