Even the most agile of companies struggle with having the time to incorporate changes to their product that are not explicitly bugs or enhancements previously listed on a product roadmap. That being said, the power of user experience design is becoming increasingly obvious. For every $1 spent on user experience, a company can expect to return at least $2 or more. But UX enhancements still get bumped from releases and prioritized far lower than they should. (despreneur.com)