Till now I've been one of the doubters; questioning his rapid ascent as a GT contender. But he is starting to change my mind with some of his recent interviews, asking for specific tests that make sense.
http://www.cyclingnews.com/news/chris-froome-calls-for-more-anti-doping-tests-in-tenerife
So I am going to give him the benefit. He still leaves me stone cold as a bike racer, but that's another matter.