hutcheson - 6:33 pm on Apr 9, 2010 (gmt 0)
>I suspect it's not strictly analogous to the hierarchical file access for which I was hoping.
You're probably right. However, you are probably deep in a small minority on this issue. (I'll happily join you there...but most phone users don't feel the need for taxonomic hierarchies like us old programmers (or librarians or zoologists.)