Handbags at dawn between UC Berkeley and IOTA..

For example, security researcher Nicholas Weaver from UC Berkeley wrote that the IOTA team were “drooling idiots” in a tweet on Sunday, and Johns Hopkins cryptography professor Matthew Green tweeted that people should “avoid the IOTA project—with your brains and your money.”
https://motherboard.vice.com/en_us/article/ywq44k/a-5-billion-cryptocurrency-iota-has-enraged-cryptographers-leaked-emails