Product Design on Steven A. Rodríguezhttps://www.stevenarodriguez.com/tags/product-design/Recent content in Product Design on Steven A. RodríguezHugoenSun, 21 Jun 2026 00:00:00 +0000The Friction Equation: Satisfaction Is Value Over Efforthttps://www.stevenarodriguez.com/blog/friction-equation-value-over-effort/Sun, 21 Jun 2026 00:00:00 +0000https://www.stevenarodriguez.com/blog/friction-equation-value-over-effort/James Sinclair reduces user experience to one ratio: the value you deliver divided by the effort you demand to get it.