The points aren't necessarily contradictory. There are probably tons of programmers who buy books about various fashionable methodologies but don't continue usi

The points aren't necessarily contradictory. There are probably tons of programmers who buy books about various fashionable methodologies but don't continue using them in the long run. Writing the examples in Java would make sense as a lingua franca, even if he didn't believe that TDD would be adopted by the Java community.