Let EC fallback to room key transport if the widget driver does not support to-device sending #3278
Description
Your use case
What would you like to do?
Use the newest version of EC on EX
Why would you like to do it?
Because there are new features (earpiece mode) in EX.
How would you like to achieve it?
Fallback to room keys on EC if the widget driver returns an error.
Have you considered any alternatives?
No response
Additional context
No response