One of the strangest episodes in last year's insane cryptocurrency boom was when boxer Floyd Mayweather posted an Instagram endorsement for a ...
source https://www.google.com/url?rct=j&sa=t&url=https://arstechnica.com/tech-policy/2018/11/sec-fines-two-celebrities-for-undisclosed-cryptocurrency-shilling/&ct=ga&cd=CAIyGmM2Nzk3ODA2ZWViNjVjODI6Y29tOmVuOlVT&usg=AFQjCNF5meN_K6KJF4MYiuI1rMk9mVGnyA
