I have installed a current bash version via MacPorts and changed Terminal.app to use /opt/local/bin/bash. Unfortunately shell applications won't launch from Finder and Spotlight anymore. (OSX 10.8.2, ...
I've installed macports and then done 'sudo port install nautilus' to install nautilus, which all works fine. Now i'm not sure how to actually run nautilus - there's no app in the applications, and if ...