mervTormel: I did mention in my first post in this thread that I thought sh was zsh on OS X. =) As for my ¿que¿ I neither hablo Español, nor mentioned that bash would be particularly easy to learn. I just pointed out that bash has many things in common with tcsh so the transition should not be hard. Thanks for waking us up on the marvels of command completion though. I had forgotten just how much you can customize it. Maybe this is the time to mention the sometimes excellent Dotfiles site? Here goes: Dotfiles shell section