> Oh yeah, you've got a lot to get up to speed on. Buy the tiger  
> book, pretty much all of it will still be valid with leopard.  
> Probably all of it. That and / or the Unix in A Nutshell book will  
> also give you advice about installing and uninstalling things like  
> Fink and MacPorts.
>

I've found the Tiger book in the local technical bookshop (insert  
plug for bookware.com.au here) and shall pick it up later this week  
(better run it by my wife first ;-).

Thanks to everyone for your comments and advice. Looks like I've a  
bit to learn. Looking forward to it.

Cheers,
Dave