[thematrixturtle]

Negative-sum, actually, since the costs of building and operating the mining hardware are massive and have to be paid for by fiat.

[remmargorp64]

Not necessarily. There are situations, for example, where energy that would otherwise be completely wasted is being used to mine BTC.

For example: https://www.cnbc.com/2022/02/12/23-year-old-texans-made-4-mi...