"Don't wait for an inspired ending to come to mind. Work your way to the ending and see what comes up."— Andy Weir
┌────────────────────────────────────────────────────────┐ │ THE CYCLE OF DEVELOPMENT FLOW │ ├────────────────────────────────────────────────────────┤ │ 1. Quantify Economics ──► Establish Cost of Delay │ │ 2. Manage Queues ──► Reduce WIP Limits │ │ 3. Exploit Variability ──► Leverage Fast Feedback │ │ 4. Reduce Batch Sizes ──► Accelerate Throughput │ └────────────────────────────────────────────────────────┘ 1. The Economic View
The book outlines several key principles that are essential for achieving product development flow:
Work rarely flows continuously; it often sits in queues (waiting for testing, waiting for approval, etc.). Long queues are a symptom of poor flow. Principles of flow emphasize making queues visible and managing them to minimize wait time [1]. 5. Optimize for Flow, Not Utilization
When you quantify the cost of time, your priorities shift. You might realize that spending $50,000 to speed up a project by one week is actually a bargain if that week is worth $200,000 in market share. Key Principle 2: Managing Queues, Not Timelines
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