Coca-Cola is the latest corporation to make a big bet on coffee. It’s planning to buy the United Kingdom’s biggest coffee chain, Costa, for $5.1 billion. It seems as if everyone wants a piece of the coffee action these days. European conglomerate JAB has picked up Peet’s, Caribou and  Stumptown. Nestle owns the high-end Blue Bottle chain and it recently closed a marketing deal with Starbucks.

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