[shepmaster]

> map Ctrl(hold) / Esc (momentary press)

Do you have an example of this configuration somewhere you could share? Or are you using something existing, like https://github.com/jasonrudolph/ControlEscape.spoon ?

[kclejeune]

am not OP, but I accomplish the same thing like this: https://github.com/kclejeune/system/blob/master/modules/home...

I previously used Karabiner for this and as far as I can tell, the behavior is the same.