Thomas wrote:

If you wore off the letters, chances are you know where each key is and
don't need to re-do them. No?

No. I'm not a touch typist by any means and most of the letters on this
keyboard are gone. With my 2 or 3 finger typing style once I get indexed I
can get by but finding the 'i' instead of 'o' or 'u' is iffy.