Earlier quoted context omitted.
I use $1 USD per watt per year, with electric prices around $0.10/kWh. Good enough to inform decisions like whether to leave a light on all the time ($5/year) or whether to purchase a NAS vs. used server ($40 vs. $300 per year). I guess my prices are actually a little over $0.10 and a watt over a year is a little under 10,000Wh as shown in your calculations, so those offset to make the estimate even more accurate (th…
In sf electricity is closer to 4x that rate.
With the way the world is today, we'll all be paying SF prices soon.