If you issued a RENUMBER command with sufficiently nonsensical parameters (you gave it, I think, the first line number and the increment), the result was the er

If you issued a RENUMBER command with sufficiently nonsensical parameters (you gave it, I think, the first line number and the increment), the result was the error message "Silly.", which was (1) unusually casual-sounding and (2) not mentioned anywhere in the manuals. I can still remember the brief flash of OMG-it's-alive panic that hit me when my computer first told me I was silly.