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Bitcoin miners win legal battle to keep mum about energy use [US]
(www.theverge.com)
This is a most excellent place for technology news and articles.
A progressive tax that means the biggest users pay the most would probably be ideal (but then that's mostly true in every situation)
Why is it not that way already?
Because it would affect rich folks more, so they spend some money now to convince lawmakers not to charge them more later.
So it's not so easy to implement after all
Did I say easy? I think I said ideal.