Sterling Hawkins and Kevin Coupe take a look back at last week's Congressional testimony by for technology CEOs – Amazon's Jeff Bezos, Facebook's Mark Zuckerberg, Apple's Tim Cook, and Google's Sundar Pichai – at a hearing that shed more heat than light. They use comments by the four executives to launch a broader discussion about competition, differential advantages, and the importance for retailers to "find their inner barbecue." (Trust us. The metaphor works.)