An Upper West Side supermarket is using facial recognition technology to bust thieves as a wave of shoplifting slams the city — but some customers say it’s an invasion of privacy akin to “Big Brother.” Fairway on Broadway and West 74th Street is collecting customers’ personal information — such as eye scans and voice prints — in an effort to stop the scourge of shoplifters wreaking havoc on the market, according to the firm. “This technology is helping our stores reduce retail crime, an industry-wide challenge that has increased dramatically over the last few years,” the firm said in a...