February 6, 2021. Difficulty rose by +2.93% to 21.43T from 20.82T.
Change
+2.93%
New difficulty
21.43T
Period length
13.6 days
Network hashrate then (7-day)
152.6 EH/s
Bitcoin price then
$39,343
Hashprice then
$225/PH/day
The 2,016 blocks before it took 13.6 days instead of 14, so the network had more hashrate than the difficulty assumed, and difficulty rose by 2.93%: an ordinary adjustment. For every machine on the network that is a pay cut of the same size until the next retarget.