>I [...] worked as an engineer at a well-known Bitcoin company).
>Having said that, "Wall Street" should be wary of enabling the use of a system that is using more electricity than the country of Switzerland [0] without any productive output
You worked at a Bitcoin company and don't understand the value of proof of work? Being able to trustlessly settle shared stated across the entire globe is unproductive output? The globe spend billions of dollars each year blowing up mountains to sift for gold that then sit in central bank vaults to collect dust. At least bitcoin mining can absorb some of the curtailed renewable energy and make the payback on renewables faster.
You worked at a Bitcoin company and don't understand the value of proof of work? Being able to trustlessly settle shared stated across the entire globe is unproductive output? The globe spend billions of dollars each year blowing up mountains to sift for gold that then sit in central bank vaults to collect dust. At least bitcoin mining can absorb some of the curtailed renewable energy and make the payback on renewables faster.