A resurfaced account from Portal 2 lead designer Josh Weier says Valve co-founder Gabe Newell stepped back from hands-on game development after Portal 2 because his seniority made it difficult for developers to challenge his ideas with honest disagreement. Weier described Newell as eager to collaborate but often met with deference, citing Portal 2 design debates as an example of why Newell ultimately chose to give teams more autonomy while offering periodic check-ins and feedback.