I saw earlier today that they had built out a hangmans gallows. They aren't playing around.
From 2/28/2019
>https://www.cnn.com/2019/02/28/tech/tiktok-ftc-fine-children/index.html
moar sauce from 2/28/2019
https://www.washingtonpost.com/technology/2019/02/27/us-government-fined-app-now-known-tiktok-million-illegally-collecting-childrens-data/
and where they are NOW, plus all their contacts, and any other useful data they can find on your phone. I made my kids delete it already, but I'm 99.9% sure it's not gone.