What happens when Bitcoin mining is no longer profitable?

Ethereum mining has emerged as a great way for individuals with powerful graphics cards (GPUs) to make some money while they aren’t using their PC. With congestion on the Ethereum network driving up gas fees, mining profitability has been fairly decent for solo miners although the average profitability has seen a dip .

Originally Answered: What would happen to Bitcoin if no one mined it? If miners stopped mining then bitcoin would die because miners mine new bitcoin but they keep the system running by confirming transactions. If they stop confirming then the system falls apart.

But if Bitcoin mining in the absence of block rewards ceases to be reliably profitable, then some negative outcomes can occur: Miners form cartels : Groups of miners may collude in an attempt to control mining resources and command higher transaction fees.