> "No email? No problem! Now you can send money to anyone in your contact list using just a phone number."
Are there really people with phone numbers but no email? Given how easy one can get an email for free, and the prevalence of VoIP (both in standard and proprietary forms), I'd expect the other way around to be true.
Yes. For example, literally millions of people in India have cellphones and use them exclusively for SMS. These same people will likely not have reliable access to a computer for full-fledged e-mail.
Are there really people with phone numbers but no email? Given how easy one can get an email for free, and the prevalence of VoIP (both in standard and proprietary forms), I'd expect the other way around to be true.