I liked it too...After the sale back to work.
//Stephen
On Sat, May 12, 2012 at 11:49 AM, Daniel Mietchen < daniel.mietchen@googlemail.com> wrote:
Dear all,
I recently came across this kind of QR code that plays with sun and shadow. I don't see any immediate use cases in our context, but I like the approach, and so I'm passing it on to you: http://youtu.be/DUkhNmbN6qQ .
Cheers,
Daniel
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