Amazon built the entire company on two decision-making systems 1. A/B testing and multi-armed bandits. 2. "jeff_said", a special macro in the website that ove

Amazon built the entire company on two decision-making systems 1. A/B testing and multi-armed bandits. 2. "jeff_said", a special macro in the website that overrides the decisions of automated A/B testing and multi-armed bandits.