simple string backspace question

[Hendrik van Rooyen]

"John Machin" <sjm...con.net> wrote:

> Point (2): Backspace??? YAGNI --- backspace hasn't been much use for
> anything (except when typing text) since the days when in order to get
> a bold letter (say X) on a character impact printer, one would
> transmit X\bX\bX ...

ooooooh!  Ugly!

Almost as bad as, on a golf ball printer:

"I am a little nodding man, I always nod my head..."

followed by an infinite loop of shift-in, shift-out characters.

- Hendrik