> Why not modularize the backend and build a better UI with tech that’s actually relevant in 2025?
Doing the second part is to my understanding actually the purpose of the stated task.
Why are you calling GTK4 irrelevant? Large swaths of Linux run on it and GTK3
Might be someone implying that electron is a superior (modern) solution. Which, if so, I whole heartedly disagree with.
> Why are you calling GTK4 irrelevant?
Quite the opposite: Gtk4 is relevant, and porting Solvespace to this relevant toolkit is the central part of the stated task.