25:41The talk explains why early startups should focus on their biggest immediate problem, usually finding customers and learning what they need, instead of building for scale too soon. Founders can do work manually, provide hands-on service, or use improvised tools to test demand and improve the product before investing in automation. Examples include Airbnb’s founders taking listing photos, Fleek’s founders selling clothes by hand, Algolia implementing search for Product Hunt, Instacart photographing grocery items, and DoorDash using simple tools to handle orders and delivery. Once demand and a workable service are proven, founders can invest in scaling while avoiding the trap of relying indefinitely on consulting or other labor-intensive work.