Earlier quoted context omitted.
Same can be said for stocks, yet the crash of 1929 still happened and laws were written to help protect consumers and the economy
The response to 1929 wasn’t to functionally outlaw the existence of stocks.
I would expect a court to find that PoS is close enough to PoW as Congress intends this legislation, without digressing into the various types of PoS. While poorly written, it is likely that pure network operations will be ok long term.