“On Oct 13, 3:00 CDT I will be doing a 51% attack against the cryptocurrency Einsteinium,” began the call-to-arms. As promises go, this one was as bold as it was brazen. The anonymous attacker has promised to assume majority hashrate control of an altcoin to demonstrate how easy the process is. As proof, they’ve not only given fair warning of the attack, but have promised to livestream the event.
https://news.bitcoin.com/mischief-maker-promises-to-livestream-a-51-altcoin-attack/