> 1.) Email is the world’s largest platform.
> 2.) Engagement in email far outshines apps.
> 3.) Everyone else is too jaded to take advantage of it.
This is no doubt the same rationale for Square Cash[1] i.e. send cash to your friends via email. I wonder how their adoption has been though, compared to an analog product like Venmo[2] which uses a mobile app approach.