Piracy is a problem on any platform where installing software is easy, and that certainly includes Android. In a particularly egregious example, the developer of Today Calendar estimates that 85% of the users of the $5.99 premium version of his app have stolen it. What's a responsible Android developer to do? In this case, he's using a creative method to try and annoy illegal users into becoming paid customers.

Pirates who use Today Calendar will now be seeing some of what Jack Underwood describes as "Arrgh - Anti-Pirate Measures."

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