I know I’m late to the party but I just found out and didn’t find a post regarding this
TL;DR: Steam now calculates review scores based on reviews made on your languages only (if enough). This is on by default, but can be reverted to go back to review scores based on all reviews (from people that purchased the game directly on Steam only)
To be fair there isn’t a lot of use for cryptocurrencies for legitimate purposes for 99% of people. Given its niche use case it’s talked about an awful lot.
I’ve been in countries whose economies are so bad that you need 10,000 of the local currency to buy a loaf of bread. Even they don’t use cryptocurrencies, they just deal with it or they use the US dollar unofficially.