That seems like the business model for streaming. You subscribe to X provider to watch Y series. So, as for streaming, I suppose a pirate bay search engine will come up
Scraper engine->validation/processing/cleanup->object storage->index + torrent serving is rough pipeline sketch.
[1] https://hn.algolia.com/?dateRange=all&page=0&prefix=false&qu... ("HN Search: annas archive")
[2] https://academictorrents.com/details/9c263fc85366c1ef8f5bb9d... ("AcademicTorrents: Reddit comments/submissions 2005-06 to 2023-12 [2.52TB]")