Itching to spray a wall with graffiti but not down with the whole civil disobedience thing? All together now: There’s an app for that. Wallit is a new location-aware app which advertises itself with the tagline “walls for places.” Essentially it lets its users place a digital Post-it note, or an invisible piece of graffiti if you like, on a virtual “wall” connected to a real place on Earth

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We Are All Augmented-Reality-Style Banksys Now