I was wondering how the waterfall model would be justified when the pendulum started to swing back from manic styles like XP and TDD. The idea that you can't p

I was wondering how the waterfall model would be justified when the pendulum started to swing back from manic styles like XP and TDD. The idea that you can't play around with your code and experiment with it right away before thinking too hard is just silly. Many of the nice points about functional languages are precisely that iteration time can be really low. A dev should smack this person for messing with the bugtracker of a project that should be better than this.