This is a super specific question, but I can't figure it out.
I'm trying to extend the functionality of the built in front-end account page provided by your membership plugin, and I am using your code as a template. I understand everything that is going on except for the following:
What is this line of code for? At this point, it would seem as though all of the fields of the user have already been updated - so why does this have to be called?