“Before you launch V1, your external deadline is always a little wobbly. There are too many unknown unknowns to write it in stone. So the way you keep everyone moving is by creating strong internal deadlines—heartbeats that your team sets their calendar to: 1. Team heartbeats: Each individual team makes its own rhythm and deadlines for delivering their piece of the puzzle. Then all the teams align for . . . 2. Project heartbeats: These are the moments when different teams sync to make sure the product still makes sense and all the pieces are moving at the right pace. Fig.”