Dr Koenraad Elst talks about demographic expansion of Islam and the churning within the Muslim community, the self doubt and the phenomenon that more and more Muslims are leaving Islam.
Churning Among Muslims: Why They Are Leaving Islam and The Effect on Global Demographics – A Talk By Koenraad Elst
Either the a religion will have to update itself as per the demand of time, as the definition of right and wrong changes with time. Or, the followers of that particular religion will convert.