Why are people down voting this?

It may be a bit pedantic and out of topic duty the meme, but it's true. .MP4/WebM would have the same effect much more efficiently and with higher quality

Using wefwef.app it autoplays

Sorry to have to be the one, but do you mean "Colombia" the country?

With U it could be confused with actual places named Columbia in North America

I think OP means seeding torrents, not serving media like Jellyfin does

Is S3 more cost efficient? I have had experience with it being much more reliable and durable, but the cost in the long run could be higher than having it next to the service