So it's a POSSE[0] system, like everything should be.
You keep your content on systems and platforms you control. Then republish to walled gardens and silos, either via a link to your own platform (which is downranked by algorithms...) or repost the content.
You keep your content on systems and platforms you control. Then republish to walled gardens and silos, either via a link to your own platform (which is downranked by algorithms...) or repost the content.
[0] https://indieweb.org/POSSE