Maybe https://neovim.io/doc/user/options.html#'ttimeout' https://neovim.io/doc/user/options.html#'ttimeout' could be evidence that it's not a problem that I've

Maybe https://neovim.io/doc/user/options.html#'ttimeout' https://neovim.io/doc/user/options.html#'ttimeout' could be evidence that it's not a problem that I've made up, it exists in some terminals. My comment was about that latency of pressing a single Esc.