https://twitter.com/lsukernik/status/864920873718951937
https://news.bitcoin.com/volatility-decreasing/
http://images.woobull.com/2016/10/volatility-btc-vs-fiat.png (from https://woobull.com/bitcoin-volatility-will-match-major-fiat...)
The long-term trend is that BTC is becoming less and less volatile.