If the primary benefit was reduced electricity usage, then that’s not a function of crypto mining, that’s just less heating. You would get the exact same results with an electric heater maintaining the same temperatures. You have demonstrated that turning the heat down by a few degrees can save a noticeable amount of money.

You got some crypto out of it, about $13.50 worth, at the cost of whatever wear and tear and reduction in life your computer systems may have suffered, but in the end all you did was just put in a whole lot of effort to turn down the thermostat.

At one point Trump literally suggested reducing reported Covid cases by just not testing. They genuinely think the important thing is not to talk about it.