I guess they just don't ker like the kerbers do.
Check out this recklessly "neckless" sign I saw a while back in our own mall!
And speaking of typos, there's this new book which chronicles two corrective crusaders on "The Great Typo Hunt: Two Friends Changing the World, One Correction at a Time."
I wonder if they had correction fluid or paint buckets with them.
[book image from Amazon.com]