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I found several angry bioinformatician writting a lot of criticism on Ruby and BioRuby. They also did comparative analysis with several other languages. What do you think about this language?
http://madhadron.com/a-criticism-of-ruby
http://www.ruby-lang.org/en/documentation/ruby-from-other-languages/
Ruby Introduction : http://www.youtube.com/watch?v=FyyIvAwwMPM