Great idea, but all these posts deserve the same qualifier: this should be considered an experiment / hypothesis, and not a recommendation that every other site / business / experience should apply without question.
There are times when removing email is best, and others where data or business vertical necessitates something different. You still need to verify with your users and do the appropriate testing / analysis / user research.
There are times when removing email is best, and others where data or business vertical necessitates something different. You still need to verify with your users and do the appropriate testing / analysis / user research.