Tesco the customer. Such schemes came to light after HMRC litigated against Debenhams over the scheme in 2005. Tesco's expansion has been criticised, and in some cases actively opposed. In January 2013, the British media reported that horse meat had been found in some meat products sold by Tesco, along with other retailers, particularly burgers. Prime Minister David Cameron called this "unacceptable", with products showing 29.1% horse meat in the "Value" range burger, which were supposed to be beef. It was later revealed in February 2013 that some of Tesco's Everyday Value Spaghetti Bolognese contained 60% horse meat. Tesco withdrew 26
Criticism of Tesco the Facebook social networking site. In January 2005, Tesco faced criticism for their testing of RFID tags used to collect information on product movement in pilot stores. Critics label the tags "Spy Chips" and allege that they are to be used to collect information on customers' shopping habits. In 2013, Helen Dewdney (also known as The Complaining Cow) brought what is thought to be the first customer legal case against Tesco. She took Tesco to the Small Claims Court after being unable to redeem voucher codes for £80. Tesco told her to use her credit card and said that it