Knitting Graffiti

Have you guys heard of "knitting graffiti" (aka "yarn bombing")?  I see it all the time in my neighborhood in Brooklyn...I know these are little tags, but they still make me smile every time I see them.Have you seen any knitting graffiti before?There are several artists and groups that yarn bomb all over the world & the tags will blow your mind.My favorites are by the artist, Magda Sayeg of