Bingo. This is going to get used for sex work, and then Twitter will have to either act surprised and ban a whole swathe of users or embrace it and face condemnation from the religious right.
There is a thriving art community that shills their NSFW art and services on twitter through fan engagement and community building. Through this clout they shill their Patreons and only-fans.
I don't think their behavior will change. This image and text only non-realtime format is not conducive unlike twitch and only-fans.