Common sense told us this would happen. So it really can't be called an "unforeseen consequence."
Canada-based cloud hosting provider Peer 1 Hosting surveyed 300 UK and Canadian companies and found that 25% of those businesses are now moving their data outside the U.S. because of NSA security concerns. Meanwhile, a whopping 77% of decision-makers at these companies say they would sacrifice data performance and speed in favor of a more secure connection.
But how about those of us who live here? A VPN service might provide an encrypted pipeline through which to surf the web. But any service subject to U.S. jurisdiction would likely have to submit all their users' internet traffic to federal agencies under a blanket order. There's a chance that lawmakers might try to protect us with some statute prohibiting the practice without a warrant. But it's worthwhile to remember that little old laws didn't stop J. Edgar Hoover.