> If you aren't using your computer, who cares. Not like you'll notice.

If you aren't using your computer, you aren't pissing away 500+ watts every hour either.

On top of that, in most of the developed world, you get less money's worth of cryptocurrency out than the cost of the electricity to generate it. So if you really wanted to donate money, you'd donate more by just paying them directly than wasting power, money, and computer hardware life on generating cryptocurrency