Given that you'll never be able to prevent copying, the question is, what can you do to minimize it? What can you do to make consumers happy enough with legitimate use of the system that they'll be willing to pay for it?
“I'm new to the Twitterverse and so I'm attempting to build my followers. I'm trying to be a better tweeter. I try not to tweet too much, just when I've got something worthwhile to say.”
“We need a strong police force - the Interior Ministry of the Republic of Chechnya. We have to get rid of the traitors who have managed to penetrate into the law-enforcement department.”