1) we used to call "likes" on Twitter "faves" (back when the icon was a ⭐️ and not a ❤️).
@thatLarryRosen 2) back in the day UNIX/Linux terminals didn’t always support the backspace key and printed "^H" instead of deleting the previous character
Ian Brown@igb
@thatLarryRosen 3) as a nerdy form of epanorthosis one uses a sequence of "^H"s to indicate a replacement of one word for another