Had HUGE 15% stake in twitter. (secret investor)
but recently cut that, moved into Square
http://fortune.com/2016/08/12/twitter-square-rizvi/
RIZVI TIED TO PLAYBOY & Hugh Heffner:
https://www.bloomberg.com/news/articles/2017-09-28/hef-and-his-pajamas-are-gone-leaving-the-suits-to-save-playboy