On CNBC tonight 9 pm EST (Jan 27,2011) the documentary Supermarket Inc. with repeat showings Saturday, January 29th at 7pm EST and Sunday, January 30th at 10pm EST
From heat maps that track your travels through the aisles to placing sought after items in distant places, supermarkets are pulling out the arsenal to watch, follow, analyze and entice you to buy more.
Thursday, January 27, 2011
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