I think a big part of it is this: > staring at a spinner spin for far too long. You probably didn't hate it the first or second time you opened it up. Only af

I think a big part of it is this: > staring at a spinner spin for far too long. You probably didn't hate it the first or second time you opened it up. Only after recognizing that many operations are extremely sluggish did you start to build an aversion. I think the same this can be said about JIRA and many other sluggish, enterprise-y tools. The UI design is typically more-or-less OK, it's the experience of clicking on things and having no idea when it will be done, why it's taking so long, or what a faster alternative is that makes you feel trapped.