We optimize what we measure Scrum does not say “only focus on output”, but, unfortunately, humans will optimize for what they measure. If you worry about story points & hitting your estimations, that’s what is going to consume your attention. That is what you and your team will optimize for. And that is the core critique of Scrum as it is practiced: That it focuses a product team’s attention so heavily on delivery — on building lots of features quickly & efficiently — that teams fail to focus on spending time to discover what the right thing to build is. Henry Latham, Why Scrum is killing your product optimizationagilefeatures
My job is simply to design gadgets that I like Inventors are people who not only curse, but who also start to think of what can be done to eliminate the bother...When I see something that I don't like, I try to invent a way around it. My job is simply to design gadgets that I like. Jacob Rabinow, The Evolution of Useful Things The iPodYou and your user are one innovation