I had doubts whether the QRc will be possible to scan, but it seems to be working 
My own design... Yes, I know, not very original but I think it's something good to start with
What do you think?
My own design... Yes, I know, not very original but I think it's something good to start with
What do you think?
It seems like an original idea, at least) I like it. Good luck to you!
Impressive and yes, I concur to kryptqnick that it's an original idea
Though bitcoin knowledge has already been spread online and in the news for quite awhile now, I am pretty sure that there are still many people out there that are curious about bitcoin and will surely ask you when the get to contact with you in public. Well, it would be a perfect opportunity then to promote your best bitcoin way of earning.
Don't promote trashy, easy, and one-time bitcoin offer promotion.. Invest in a long-term relationship with that person by giving him a legit and lasting mode of earning bitcoin.
P.S.: Apart from wearing the shirt, I would suggest that you also have some fliers or calling card with that qr code