In yet another centralized exchange breach -of which there has now been $356m stolen in 2019 alone -hackers have stolen $40m from Binance's hot wallet along with two factor authentication codes and API tokens.  The most intriguing part of the story is it also revealed Binance holds over $2bn in BTC and that Binance considered doing a rollback on the bitcoin network!  To our readers, please update immediately your two-factor and API Keys!