“it is almost impossible to build a real business without that so you really need to understand your customers because what you I see I have some friends who who are building a product and they want to launch it in the building feature after feature after feature before launch they don't even know who's going to use the product”

Launch barely-working software early, then let users move the product

Klemke pushes back on founders stockpiling features pre-launch. The play: ship as early as possible with barely-enough functionality, then talk to as many users as possible and let those conversations move the product. Real customer understanding beats guessing in private — and the only way to get it is to have users.