If a developer is relying only on the product manager without first hand experience. It's a recipe for failure. I am a huge promoter of making devs do CSR, hell

If a developer is relying only on the product manager without first hand experience. It's a recipe for failure. I am a huge promoter of making devs do CSR, hell even make them do sales calls on occasion. The insight to the end user pain points is important. Devs need to hear it first hand.