January 21, 2022. Difficulty rose by +9.32% to 26.64T from 24.37T.
Change
+9.32%
New difficulty
26.64T
Period length
12.8 days
Network hashrate then (7-day)
197.2 EH/s
Bitcoin price then
$38,686
Hashprice then
$216/PH/day
The 2,016 blocks before it took 12.8 days instead of 14, so the network had more hashrate than the difficulty assumed, and difficulty rose by 9.32%: a large adjustment. For every machine on the network that is a pay cut of the same size until the next retarget.