It is only a week I am using Autoviva, and I found the ergonomy/navigation to be a nightmare at the beginning.
Now I start to get used to it, so I don't know yet if it is a navigation design issue, or just me needing time to get used to it.
Will let you know more later.
See you soon,
auTHOMobilia - http://authomobilia.blogspot.com/