Until now. One of the benefits of a blog, it seems to me, is that you can now commit them to cyberpaper, and, providing your advancing years don't also prevent you from remembering the name of your blog (!), it's there for ever.
So, seen in Shrewsbury Town Centre very recently. A Hells Angel type Biker, wearing Yes, a black Leather Jacket (how original is that - I do like a show of individuality). On the back it said, in beautifully embroidered colours -
"If you can read this, the Bitch fell off."