BBEdit also doesn’t accept the Unicode Hex Input method, so you can’t really use it to work with Unicode files. The operating system itself must evolve too. The Unicode standard has requirements about ...

Make a note of the Unicode code number for the character; for the pointing finger, it's 261C. To type the special characters, go back to the Input menu in the menu bar and select "Unicode Hex Input." ...

Click on it and you'll have the option to switch to Unicode Hex Input. Once this is done, it's time to head to a text editor like Apple's Notes.