I use default settings in almost all of my apps… I really like the idea of experiencing the software as it was designed (or unleashed) by its creators, and sort of getting in the mindset of the millions of other people who use the apps.
An interview with Anil Dash
I found this a valuable habit as an IT manager - in addition to the improved user empathy, once I let go of my tweaks and customizations, I was more able to sit down at anyone’s computer and drive without muscle memory tripping me up.