“If you're contemplating starting a freemium business, there's going to be pain in the beginning. You're adding an extra step. It's going to take time for people to understand what you're offering. You're going to get it wrong a bunch of times in the beginning.”

Freemium has pain in the beginning — Duolingo took 6-7 years to monetize

Paul's warning to anyone choosing freemium over a hard paywall: you're trading short-term conversion for a long optimization slog. Duolingo took six or seven years before they meaningfully monetized. Plan for that horizon — or pick a different model.