“What Jeff Bezos and Elon Musk have taught us is an age-old adage: If you want a thing done well, do it yourself. Partnership works great when it’s plug and play. It fairs badly when deep readjustments of both parties are required.”

Read about the sorted history of the cashier-less concept that Amazon Go is employing in their new grocery store:

http://fortune.com/2016/12/13/amazon-go-jeff-bezos-business-partnerships/