I think I’ve done a thorough enough search on this topic (please correct me if not), but since SU13 I’ve had my assistance settings reset to “easy” each time I load up the sim. This seemed to be a problem a year or so ago, but according to the most relevant thread, it was:
Does anyone else have this happening post SU13? I wanted to log it as a bug but was too lazy to uninstall all of my add-ons so I thought I’d check here first.