This is really cool! I like the attention to detail on the front panel, it's something I'd be proud of showing on a carefully built retro PC. I could see using this over CF to IDE adapters which work well but this is a cleaner solution.
Good luck with your launch, I'll be happy to order one!
Personally I think the half-melted (literally) rough 3D-printed look is rather ugly, and would prefer a stamped steel plate --- like this (floppy emulator): https://lotharek.pl/productdetail.php?id=28