First there was a concept.
Then there was a court case.
At Minecon, there was a demo.
Now, we have the tshirt! - J!NX : Search: scrolls - Clothing Inspired by Video Games & Geek Culture
The back of the shirt has the tour dates:
World Rolled Parchment Tour 2011
7th Nov - Notch's Kitchen
5th Mar - EDC, San Francisco
26th Aug - PAX, Seattle
18th Oct - District Court, Stockholm
18th Nov - Minecon, Las Vegas
Coming Eventually - Worldwide