How Floyd Mayweather Helped Two Young Guys From Miami Get Rich

Source: https://www.nytimes.com/2017/10/27/technology/how-floyd-mayweather-helped-two-young-guys-from-miami-get-rich.html?partner=rss&emc=rss
October 28, 2017 at 03:34AM

Celebrity endorsements are helping start-ups raise big money in so-called initial coin offerings. But it is not always clear what they are selling.