Ninjastic
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Board Altcoin Discussion
Re: Idea for a World Wide Coin Distribution - (Based on Auroracoin's idea)
by
almightyruler
on 04/03/2014, 00:06:14 UTC
Quote from: arthurf on March 03, 2014, 09:31:16 PM
Use OAuth Google/Facebook and check if the user has a valid phone number.

https://en.wikipedia.org/wiki/List_of_countries_by_number_of_mobile_phones_in_use

One problem with using mobile numbers is that to set up a new (throwaway) SIM may only costs a few dollars.