Though they do pose an interesting avenue for protest/civil disobedience. I could easily post QR codes on fast food restaurants that go to PETA or on the back o

Though they do pose an interesting avenue for protest/civil disobedience. I could easily post QR codes on fast food restaurants that go to PETA or on the back of bus seats that link to pages about transportation system corruption. Or perhaps what would be even more fun, is I could put download links for movies on their own posters.