I feel this has some connection to this recent post of mine https://news.ycombinator.com/item?id=40904407 https://news.ycombinator.com/item?id=40904407 which is

I feel this has some connection to this recent post of mine https://news.ycombinator.com/item?id=40904407 https://news.ycombinator.com/item?id=40904407 which is about services being setup to allow collusion between sellers