We're probably going to need a bot that replies with a privacy frontend url whenever someone posts a #tiktok link
Discussion
Is there a foss service that can be implemented to auto swap links, similar to nitter (RIP)?
Untrackme is pretty good but it needs to be installed on a phone.
I don't know about "auto swap" but you can use ProxiTok similar to Nitter
https://github.com/pablouser1/ProxiTok/wiki/Public-instances