This maybe usefull for devices with a strange acting displays (ex. my Nexus some time) or devices with a small border.
BUT whats the benefit for my Transformer?
I mean i got a HUGE frame to hold it in tab only mode, and dock for watching movies and text stuff.
Nexus #1 @ [JB][4.2.2] AOKP
Asus Decepticon *gg* @ 4.2