When Keybindings Fight Each Other: A GNOME “Hyper” Gotcha

If you heavily customize your keyboard shortcuts, you’ll eventually hit this: one mapping silently breaks another. It took me years to get my setup where I wanted it. My daily stack looks like this: GNOME Terminal (urxvt) tmux vim That’s multiple layers, each with its own shortcuts, buffers, and behaviors — all stacked on top of each other. Copy/paste alone can come from different sources (vim, tmux, system clipboard, browser), and you need to stay in control of which layer you’re interacting wi