Pika

Considering a lot of gore content is illegal in places such as the US, it's possible they the tag doesn't exist anymore on most places to avoid promoting the content.

Right, so many sites try their hardest to have every thing hosted on their own platform, then they put stupid High restrictions on what you can actually do with the content because of the fact that they're now having everything on their own host. Switching from peer to peer to Cloud hosted was in my opinion the beginning of the downfall for Skype. It removed a lot of its permissions that you could give on the platform, it broke compatibility of the Unix Community which took them two and a half years to finally fix, and it actually butchered their reliability