Imagine you run an ice cream company and your chocolate ice cream is a top seller. It would only make sense to double down on that finding and launch a “double chocolate” version — extra rich, more indulgent. But, what happens? The visitors who used to buy regular chocolate just switch to the double. You didn't bring in any new customers with your new offering. You just made your existing chocolate fans even happier. Same customers, different SKU, but no growth. This is p