"The recent movement of the market was predicted by a number of industry experts, who also suggest that the bear market would last beyond this year."
https://cointelegraph.com/news/markets-see-massive-selloff-bitcoin-dips-below-5-600-for-the-first-time-in-2018

"Kelly says bitcoin tanked because of concern over a "hard fork" or "effectively a software upgrade" in bitcoin cash."
https://www.cnbc.com/2018/11/14/bkcm-brian-kelly-crypto-civil-war-slams-bitcoin-but-not-for-long.html