You might have already seen and discarded it but makertube.net has a fair few retro computing channels.
I ended up getting approved for an account here, and will give it a shot. Thanks!
Cool, welcome! I have two channels on there and the admin has always been great about updating the software and answering any queries etc, but feel free to DM me if you've got any general questions from the "creator" side as I've done a fair few experiments on how things work there.
A free software to take back control of your videos
Peertube is an open, federated alternative to Youtube without advertising or tracking. On this site, you can find a good Peertube instance, with good rules, good moderation and most importantly a friendly community.