

Cryptocurrencies are a tool, similar to how money is a tool. You can’t blame money itself for all the scummy shit done using it, similarly for cryptocurrencies.
Now whether it’s about their impact to energy consumption is a whole other deal that I too dislike about it, but it’s a really good anonymous funding tool without being under the influence of payment brokers.
Legally it is. On their piracy audits Microsoft only counts the amount of licenses bought and the amount of computers using Windows. They do not care about how it is activated per each computer. They even offer big companies a way to host their own key management system to keep track of licenses they need to buy easier internally.