The proposed “feed” solution is functionally indistinguishable from incremental reconciliation.

The article presents a good framing and is well-written, but doesn’t really propose anything new.

Yes, and I think that's good news. If what you need is log replication, having a standard means it's more likely providers offer an endpoint that conforms - and covers the common pitfalls (tombstones, what to do if cursors can't be sequential, etc) - because at scale any missed requirement can be a showstopper and send you back to emulating log replication by listening to out-of-order events.