That's pretty much the use-case (+filtering and merging of feeds) for which I resurrected pipes, at https://www.pipes.digital/ https://www.pipes.digital/. This

That's pretty much the use-case (+filtering and merging of feeds) for which I resurrected pipes, at https://www.pipes.digital/ https://www.pipes.digital/. This specific example might be hard to parse though, but you probably already have the selectors figured out, then it should be easy to port over.