It's not "anti-sex work" to want to stop people from being abused. Are they targeting onlyfans too? No. Just these exploitative sites that enable bad behavior.
Not to be cynical, but they're probably working their way down the list. CESTA/FOSTA was also ostensibly about stopping people from being abused and has instead harmed sex workers[1].
[1] https://hackinghustling.org/erased-the-impact-of-fosta-sesta...