how many country of the world now accept btc? 
Well if you haven't heard, India has legalised bitcoin recently, whether this is good or bad is still yet to be discovered. On one hand more countries accepting bitcoin is always good since it brings more attention, but since power in India is super cheap may pose a question for the miners.
yeah india recently accepted bitcoin and legal it. consequently bitcoin growth in this country seems good. i ever read an article explains about this news. there is a point that i like from that article, it said that more than 500 merchants accepted bitcoin in India