The OP wants to learn "more languages and skills". Of all the many things which are new and unfamiliar, why another programming language, instead of acquiring s

The OP wants to learn "more languages and skills". Of all the many things which are new and unfamiliar, why another programming language, instead of acquiring some other skill? Personally, I'm with nostrademons. I learned a bit of Prolog and APL, but learning how to write parsers and use tools like ANTLR and PLY has been more useful.