Im sure its also negative for WebBLE but we are hoping that one day we can have it on Firefox too.. We use WebBLE for talking and programming NRF52 chips and it works great compared to plugging a wire every time.
Ah okay, thanks. My company makes web based diagnostic tools for automotive. At the moment we are Chrome-only because the CAN bus dongle doesn’t support serial.
If the standards committee backpedaled on WebUSB it would literally destroy my company.