A twist jar opener for use as a camera focus aid?

The Trudeau silicone Twist jar opener is a great little gadget for opening jars, but it has caught the attention of at least one photography blogger who uses the Twist jar opener as a focus puller for his camera.  This just goes to show you that inventive minds can find an alternate use for almost everything.  We are not in the photography business, but if you need one of these we have them!