I don't think so, and even if we could, it'll probably have a very small maximum size like most Mastodon servers. Videos take up much more storage space and bandwidth compared to other media, so free services with no income from advertisers will probably be worried about how much it would cost them.
Ask Hexbear is the place to ask and answer ~~thought-provoking~~ questions.
Rules:
Posts must ask a question.
If the question asked is serious, answer seriously.
Questions where you want to learn more about socialism are allowed, but questions in bad faith are not.
Try !feedback@hexbear.net if you're having questions about regarding moderation, site policy, the site itself, development, volunteering or the mod team.