“emotional technical debt” Nothing is purely technical and nothing is purely emotional. https://media.tenor.com/B-TP3rs3l7IAAAAC/memory-cant-remember.gif
People get emotionally attached to UX. Like how there are often fields in online forms that the company doesn't need, but they have to put them there because people get upset if they aren't there. So, they just collect it and store it, but don't use it.