During PulsoConf 2012 in Bogotá, Colombia Matt Aimonetti gave a talk entitled Tower of Babel: a tour of programming languages.
Description of the talk:
Programming languages affect the way one looks and solves problems. But comparing programming languages isn’t as simple as drawing a table comparing features.
In his talk, Matt shows what he likes, dislikes, the philosophy and concrete example of how to use 7 programming languages: