I had the impression that a large part of Sharpie's market (for their "Sharpie" permanent markers, at least) is marking physical things (writing your name on yo

I had the impression that a large part of Sharpie's market (for their "Sharpie" permanent markers, at least) is marking physical things (writing your name on your coffee cup, for example). I don't see that market going away for a while, at least until absolutely everything is RFID tagged.