I picked this up over at 'Music and Cats' (See my Blogroll for link cos I'm too lazy to link through 'hello'

"Sheryl at paper napkin has declared today De-Lurking Day, which is, as she puts it, "a special day celebrating lurkers, and exhorting you to muster the strength and bravery to click on that comment button and end the deafening silence."

So go on, if you've been visiting and not said hello - now is your opportunity!!