And yes, it really shouldn't go up. SomethingAwful was 10bux back in 2005, and is still 10bux in 2025 (they monetized other things over the decades, but not the entry cost).
Can it be exploited? Sure, about as much as Bluesky can add "Bluesky Gold" at any time. When it enshittifies I hope it takes a shorter time to leave than Twitter.
>inb4 someone tells me how everyone can afford $1
if you have the time to be commenting on social media, you can afford $1. The cost of electricity to run your phone for a month is probably $1.