UTF-8 char and write(f)ln

[Vindex9]

On Wednesday, 5 March 2025 at 21:26:32 UTC, Ali Çehreli wrote:
> They probably keep state for Unicode characters but don't reset 
> it. (I don't know whether they are required to.)

Further experiments showed inconsistent behavior. The oddities 
are well reproduced with the terminal plugin for neovim 
('akinsho/toggleterm.nvim'). So things aren't that interesting 
anymore.