Drool. That’s the best word for how pretty and functional the new Web Inspector is.
Functionality-wise, it’s pretty much just an implementation of Firebug (as far as I can tell, I’m not a hardcore web developer), and that’s good for me. If there’s one thing Apple’s good at, it’s taking an existing good idea and polishing it with professional interaction and visual design. Something that other big software company (the one that pays my bills) could learn from.
UPDATE 3/9: Also, this context menu is killer. Most of the time I need Firebug, it’s to answer “hey, what’s the computed style of this thing I’m looking at.” In Safari, I can do that with a right-click:
Epic Win!