(Comment on the side note) It's all the editors. The journalism and content is there, its the silly click-bait title (normally editors job?) that muddles the journalism.
Banks are very different from cryptocurrency. The economic value of banks is through loans, not monetary transfer. Through loans, and regulations/backing of a central bank, money is created. This economic effect is what enables economic growth. The money created by banks likely offsets the energy/overhead. https://en.wikipedia.org/wiki/Fractional-reserve_banking
Power efficiency. In terms of price and performance, they can compete with Nvidia at the cost of power efficient chips. This might also mean that the the architecture might have less growth potential than Nvidia's. https://www.anandtech.com/show/11717/the-amd-radeon-rx-vega-...
Skype requires a verbal announcement if used on a broadcast. It does feel weird, but it's the cost of using free software. https://www.skype.com/en/legal/broadcast/