Creators can create a polycentric identity and link their platforms together using the Harbor app. If you are then subscribed to their YouTube channel, you will

Creators can create a polycentric identity and link their platforms together using the Harbor app. If you are then subscribed to their YouTube channel, you will also see content they post on any other platform like Patreon, etc. You subscribe to the creator, not the platform identity. There are also very simple dedup algorithms to try and deduplicate your feed. However, they can probably still be improved.