Originally posted by Snowy_River
Well, really, PPC does mean Mac, but it does not mean MacOS. (Yes, I believe that there are some PPC computers out there that aren't Macs, but they are, by far, a minority in the field.)
I'd be curious as to the question of stabiliity. What does he have installed on his iBook? I've found that OS X is equally stable, in general, as Linux (which is why I like Linux better than Windows). But I must also say that my experience with YellowDog Linux, specifically, was less stellar.
On Topic:
A friend saw the dock (with magnification) and exclaimed "Wow! Why doesn't my computer have that?!"
To which his wife said "Because our computer isn't a Mac."