Kat Manalac's Whale AMA

TL;DR

Kat Manalac answers AMA questions covering notable female YC founders (Simple Habit, Flex, Vote.Org), the importance of the YC alumni network, and the single most critical piece of advice for founders: talk to users. She emphasizes that cofounder relationship quality is a make-or-break factor, uses a time-travel thought experiment to evaluate applications, and recommends the novel Homegoing.

Key insights

• The YC network’s willingness to help is more surprising than its intelligence; founders can email any alumni and get support, and the internal platform Bookface functions as a combination of Quora, Li
• The best feedback comes from real users, ideally paying customers; founders who delay exposure to perfect the product risk building something nobody truly needs.
• Cofounder disputes are one of the most common killers of promising early‑stage companies; evaluators look for prior history (work, class projects, side projects) as evidence of a strong relationship.