After having its hand slapped for information collection and exposure mishaps -- from Buzz to, most recently, Wi-Spy -- Google is wary of running afoul of regulators over privacy mistakes. Liz Gannes at AllThingsD reports that company sources tell her this fear was part of the reason for the company's unpopular decision to pull the plug on Google Reader: [T]he shutdown wasn’t just a matter of company culture and bigger priorities, sources said.