"When mining ether won't pay for power anymore, what will you do?"
The question – posed on an ethereum forum Thursday – is emblematic of a growing anxiety among the miners who today dedicate both computing power and machinery to securing the world's second-largest cryptocurrency.
Grappling with the emergence of ethereum ASICs, or specialized mining hardware built to maximize the software's rewards, the forum features no shortage of miners stating their intention to move their kits to other cryptocurrencies.
https://www.coindesk.com/ethereums-asic-rebellion-heats-up-with-new-effort-to-brick-big-miners/