So sad that #Mozilla declined implementation of #WebBluetooth, #WebSerial and etc. (https://mozilla.github.io/standards-positions/#web-bluetooth)
I mean, the idea of manipulating serial or BT via webpage is dumb, I agree. But it's already here and in the world of growing variety of embedded platforms the demand will only grow. Ideas of HTTP and Web are abused, that's not good but common in technical evolution.
If I have to use web-flasher and web-BLE-data collectors I'd rather do it the Firefox, than Chromium.
But here we are