Well with food there are readily available numbers that approximate the long-term-effect of food (e.g. saturated fat, preservatives, vitamins, glycemic index).

Well with food there are readily available numbers that approximate the long-term-effect of food (e.g. saturated fat, preservatives, vitamins, glycemic index). Does a company really have a way to quantify the emotional impact on its users of a code change? And if it did, would they optimize for that or focus on profit margin?