Difficulty is copying its $3,100 bear market behavior in a move that set the scene for a bull run to $14,000.
Source: https://cointelegraph.com/news/bitcoin-mining-difficulty-hasnt-done-this-since-2018-3k-btc-bottom
Bitcoin Mining Difficulty Hasn’t Done This Since 2018 $3K BTC Bottom
June 5, 2020
CoinTelegraph