Sam and Steve Nico Williams, 38, launched the cryptocurrency Populous (PPT) which is the 52nd most valuable cryptocurrency token in the world.
source https://www.google.com/url?rct=j&sa=t&url=https://metro.co.uk/2018/09/17/identical-twins-quit-gang-culture-to-become-cryptocurrency-millionaires-7952524/&ct=ga&cd=CAIyGmM2Nzk3ODA2ZWViNjVjODI6Y29tOmVuOlVT&usg=AFQjCNGmM8_XYdFU_WqW70CQBkfhtsR7TQ