Vision needs oxygen, but it also needs gravity. Reader Terry from New York wrote me after my recent post Every Inventor Needs a Trusted Skeptic, and his question is a good one. “I can see how innovators can fool themselves about an inflated Total Addressable Market,” he wrote. “You always want to project everyone who might buy the product. Investors need to share the fullest vision, stakeholders and team members have to see all the potential, and can’t be expected to on their own. How do you...