[elevenones]

Found it.

"Yao estimated that roughly 1 billion Air-gens, stacked to be roughly the size of a refrigerator, could produce a kilowatt and partly power a home in ideal conditions. The team hopes to lower both the number of devices needed and the space they take up by making the tool more efficient. Doing that could be a challenge."

https://www.washingtonpost.com/science/2023/05/26/harvest-en...

[dylan604]

A device the size of a "consumer" refrigerator? Having a device like that in the garage or exterior wall of the house doesn't seem that bad to me. Tesla Powerwalls aren't too much smaller.

[teruakohatu]

Having an appliance that generated even half that, 12kwh per day, would be fantastic. The issue, of course, would be cost. It would need to pay itself off within a feasible period of time.