I'd be curious to know what your thoughts on differential/timely dataflow are. Superficially it seems that it might be possible to integrate the existing Rust i

I'd be curious to know what your thoughts on differential/timely dataflow are. Superficially it seems that it might be possible to integrate the existing Rust infrastructure from those libraries with DataFusion and Arrow, which could give you quite a few operators for free, and provide your users with the very nice incremental query/streaming-as-view-maintenance model.