Nice retro-demo/motivation for "what's the point of protocols/abstraction layers"[0].
Use case argument for an add-on programmable logic array / micro controller board as security interface / non-standard to standard protocol translation.
----------------------------------------------------------------------------------
I had the opposite problem where using my (recent-ish) cheap midi keyboard with WebMidi was crashing Firefox.
tangent/feedback about the product: replacing abandoned desktop apps with a webapp with unknown future does not exactly excite me. Bundle this as a desktop app that works offline-first and you'll pique more interest.