Most people aren't gonna download a VPN or sideload an app and try and get on TikTok again. One things for sure, an awful lot of the ones who try are gonna end up downloading malware
Docker still makes sense on your own hardware. Especially if you're the type of person to try out different programs often
What other research can you do? You could go on the forum and ask who uses it but that's not going to be any more accurate
Some people have to jump through a lot of moral hoops to justify piracy instead of accepting there could be any possible bad points about it
I've done it with docker swarm and it was awful, the connection latency would break the cluster constantly
I use it as a last resort backup for things that are worth the recall price if I lose them