Item description that changes after the first time you read it

As a stylistic choice, I’d like to be able to change an item’s desc. after you see it for the first time.

Inform 6 or Inform 7?

Inform 7

Okay, I can’t help with that, but there are plenty of others on here that will be able to help out.

Check out “say stopping” (scroll down a bit in the linked docs until you find it):