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Which is not a small amount- around 140 of your standard 15A home circuits in the US with 120V service. And this is listening, not a transmitter.

It's a small amount compared to the 100MW of a larger data centre.

And a duck is small compared to a schooner! Is this the thread where we just list relative characteristics of unrelated things?

Yes but this is something useful, instead of something we consider important as a society right now like making people click ads.

> this is something useful, instead of something we consider important as a society right now

Could you explain how radio astronomy is more useful than click ads?

It encourages people into the sciences, instead of making people hate their lives...

Early warning of various potential extinction events