https://codepoints.net/U+f8ff

On Apple devices some installed fonts contain the Apple logo at this position. However, it is not recommended to use it in this way, since people with other operating systems will most probably not see this character.

The ConScript Unicode Registry suggests to use this codepoint for the Klingon Mummification Glyph. This encoding has been endorsed by the Klingon Language Institute.

lol