20 lines of code that will beat A/B testing every timeI know how to make and sell software online, and I can share my tips with you. LinkedIn | Email | X A/B testing is used far too often, for something that performs so badly. It is defective by design: Segment users into two groups. Show the A group the old, tried and true stuff. Show the B group the new whiz-bang design with the bigger buttons and slightly different copy. After a while, take a look
