The content moderation is more active I guess. People post stuff like that all the time on Facebook and Instagram too. Not sure if they have an algorithm or whatever to trigger removal but a good amount are still manually removed by workers, some who quit because of the psychological repercussions

https://www.theverge.com/2019/2/25/18229714/cognizant-facebook-content-moderator-interviews-trauma-working-conditions-arizona