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Re:Kazakhstan to restrict crypto miners amid power shortages by tablespoon on Wednesday November 03, 2021 @10:42AM (#29095358)
> Computers also generate heat. Wish I could use cryptocurrency miners for my heating needs. Why burn fuel or pass current through resistances for that?

Realistically? Cost. If your goal is to heat a space, it's much cheaper and more reliable to NOT use thousands of dollars of silicon. Doing calculations based on the site below, you might be able to heat a smallish bedroom with a very beefy PC. I can get a space heater that puts out that much heat for less than $50 and is far less likely to stop working (e.g. heatsink gets clogged and system overheats).

https://www.stelpro.com/en/expert-advices/calculating-the-ri...

Re:Kazakhstan to restrict crypto miners amid power shortages by gambiting on Wednesday November 03, 2021 @11:20AM (#29095922)
I mean, you laugh, but during winter in my office at home whenever I get cold I just start running Folding@Home on my pc, it helps cure cancer and keeps me nice and warm. As far as I can tell it's cheaper than turning the heating on in the whole house too.
Re:Kazakhstan to restrict crypto miners amid power shortages by adflux on Wednesday November 03, 2021 @10:50AM (#29095467)
I already have an rtx gpu. It nets about 8$ of eth a day. Uses 250w. So that's around 1$ of power a day. And enough wattage to heat my office. So I can get paid to keep my room at a nice temperature. This is why I mine now
Re:Kazakhstan to restrict crypto miners amid power shortages by tablespoon on Wednesday November 03, 2021 @11:09AM (#29095758)
> I already have an rtx gpu. It nets about 8$ of eth a day. Uses 250w. So that's around 1$ of power a day. And enough wattage to heat my office. So I can get paid to keep my room at a nice temperature. This is why I mine now

Unless your office is the size of a closet, that doesn't sound like it's enough to provide all of its heating needs (at least according to the formula of the website I linked).

It's certainly practical to provide to exploit heat generated by computers to partially heat a space, but I don't think it's practical to use silicon as the main heat source.

Re:Kazakhstan to restrict crypto miners amid power shortages by soheil on Thursday November 04, 2021 @01:13AM (#29103814)
Using adsorption chillers [0] you can use the heat to also cool down your office.

[0] https://www.technologyreview.com/2011/03/30/196054/using-hea...