“Wal-Mart amasses more data about the products it sells and its shoppers’ buying habits than anyone else, so much so that some privacy advocates worry about potential for abuse.” (New York Times) But, apart from the privacy concerns, you avoid shopping at Wal-Mart already despite the cost savings, right? There’s the fact that their enormous market share supports sweatshop labor; their union-busting exploitation of their employees; their leadership in the trend to lock after-hours workers into their stores, preventing emergency egress; and their destruction of indigenous businesses wherever they open…