Mamoon Hamid from Social Capital has an incredible talk on Numbers that Actually Matter for SaaS Founders. The heart of his talk revolves the illusion of product/market fit and failing to understand if your product continues to deliver value once you’ve acquired a user. The last company I built was based on a pain I had. As an entrepreneur, I rolled up my sleeves and got to work… With a product built, I needed to get people using the product. So we invested time into a number of marketing channels. We went from a couple of hundred new accounts to thousands…