FYI, the Factorio devs have stated that the game will never go on sale

Given that neither twitch nor YouTube will let you, you should look at Owncast; but I don’t know about a particular server for that

Meta made a twitter clone when they had the chance, they’ll happily make a YouTube clone.

I don’t think Amazon or Microsoft are very interested in entering that market, but they are the only ones with the money and compute to support such a platform.

Maybe Netflix could be interested? But I doubt it

The nice thing about the fediverse is that you could start your own instance and not federate with them

feddit.uk was registered last June, just like feddit.nl. Feddit.de was changed in August 2021. Unless the domains were transferred, feddit.de is the oldest