The June issue of Reason magazine features 40,000 personalized covers. Each cover has a satellite photo of the building associated with the subscriber’s address. Is this a cool publishing hack or a just 1984-ish scary?

There’s a streaming audio interview on NPR with Reason magazine’s Editor-in-Chief, Nick Gillespie with more information about this innovative magazine publishing idea.

How much personalization is too much? Or is there no limit?