2 things 2 play with

1. Harmony. Go play.

2. I resisted QR codes for a long time, since they're mostly used for advertising and I found them a bit intrusive. But, give it a minute folks, because the art crowd will snatch these up and make them into tiny secret scavenger hunts. Go download a QR reader. Get the free one. Then scan this:

from postsecret.com

Then go make more. Because the last thing we need is more bar codes. I think.