Considering we've had Venmo[1], wallet/gmail[2] and Square Cash[3] since 2013, not really.
[1]: http://bits.blogs.nytimes.com/2012/03/20/after-2-years-in-be...
[2]: http://googlecommerce.blogspot.com/2013/05/send-money-to-fri...
[3]: http://allthingsd.com/20131015/the-money-is-in-the-email/