> Xcompose only offers sequences started with the "compose" key (whatever it is mapped to) Not correct. For example, on my usual keyboard layouts¹, I use seque

> Xcompose only offers sequences started with the "compose" key (whatever it is mapped to) Not correct. For example, on my usual keyboard layouts¹, I use sequences starting with <dead_A> and <dead_U> for superscripts and subscripts. > and resulting in a single X key-symbol Also not correct. I certainly have a few non-single-keysim entries in my .Xcompose, e.g. <Multi_key> <R> <2> ↦ ℝ². ¹ https://github.com/datatravelandexperiments/kps-keyboard-layouts https://github.com/datatravelandexperiments/kps-keyboard-lay...