One thing is perfectly clear and that’s the fact that most Mac users who have upgraded to Leopard are quite satisfied with that decision. Surveys show over 80%, which is extremely good, particularly when you compare the levels recorded with Windows.
What do I mean?
Well, Windows XP gets a pretty decent rate too, but Vista is [...]

Up till now, Mac users have been spoiled. Each and every release of Mac OS X has been shown to be demonstrably faster than its predecessor, whereas with Microsoft Windows it’s usually the reverse.
However, Leopard includes a huge amount of under-the-hood changes that tax the graphics processors fiercely, particularly on slower Macs. On the other [...]