If you sign up for an account on https://nostr.build and pay sats for the account, you'll be able to upload larger videos.
Discussion
👆this is the way
And that is available for everyone on Nostr if you do that? In their feed?
Yes. You can also buy Primal Premium too. Hosting videos costs money. So Primal and Nostr.build only allow limited video uploads with basic accounts. You can also host your own media on your own server too.