There has been quite a great amount of heated discussion about the problems created by extant religions (see the last books by Dennett 'Breaking the spell' and Dawkins 'The god delusion'). Even if much more research on cost-benefit is needed, I take as a reasonable conclusion that extant religions are at least not optimal: from a social and political point of view, if possible and everything being equal, we should get rid of them or, more precisely, put something better in their functional place (in any case, for the sake of the argument grant me this conclusion, with all respect for possible religious readers and knowing it is still not proven).
Read more...