There are a lot of communities missing. I cant find anything financial related like /personalFinance, /financialIndependence, /povertyFinance, /frugal with any decent amount of interaction. Most with maybe 1 post or a handful of comments every month. Without gaining a lot of users there isnt enough content to stay

I think you're missing something, there are many places that would be near unlivable if AC stopped working at 105f. I'm sure HVAC companies and engineers have found a way around cooling in 105f+

Mattresses. Some of the major brands offer a trial period but they also cost a ton of money and are still a hassle dealing with. Memory foam mattresses in a box can be great quality but if you dont like it, no chance youre getting it back in the box. If you brought it home in a car you now have to rent a truck, get some help and its just a bad experience if you want to return the bed.

and then you go through the top paid games just to find... the same top paid games from the last decade. Nothing of value is being created or getting recognition