[seren]

In the embedded world, you have much more chance to run QT than Electron, because QT also supports RTOS like VxWorks or QNX.

[blattimwind]

Qt also has a renderer that's simply superior by design for embedded use cases. A web engine has to bent over backwards to do anything comparable.

[ahartmetz]

Yes. HTML + DOM + CSS + JS was not created to write interactive applications, and it still shows. Most of the inconvenience can now be worked around with frameworks, but a large performance penalty remains. And Moore's Law is over.