I just have a really large list of UTF-8 characters and if I need one I copy it and zap it in. I suppose this is not cool but, chacun a son gout.
a fun site if you want to write someone in UTF-8 runes. https://www.cl.cam.ac.uk/~mgk25/ucs/examples/UTF-8-demo.txt ⅩⅩⅥ - Ⅷ - ⅯⅯⅩⅩⅢ -- ☢ ➛ ☠ ➛ ♺
