Experts Say Bitcoin Difficulty Adjustment Might Prompt Miners to Switch Off Again
As the network gets readjusted, and Bitcoin mining difficulty increases, older generations of mining machines might be out again. Some Bitcoin (BTC) miners might become unprofitable again as a result of the latest difficulty adjustment. Earlier this week, the network mining difficulty adjustment saw a +14.95% spike, its largest increase since January 2018.
Coin Telegraph - 18th Jun 12:06