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					Originally Posted by avantman42  Surely that's no different to having to buy an application twice if you switch OS/computer? As far as I'm aware, if you bought Office on Windows (for instance), and then switch to Mac, you'd have to buy a new licence for the Mac. | 
	
 Yes, but we've accepted the notion of software licenses because that's the way it's "always" been. With books, I think most people have the mindset that ownership of the digital version is equivalent to ownership of a physical version, rather than to a software license.