I agree; it looks more full and smooth compared to the regular flat, limited animation style "Family Guy" was known to utilize. And it wasn't a big deal like the new Simpsons intro was, how they had to jazz it up and everything.
And while we're at it, let's see Spongebob (one of the Simpsons' main competitors next to "Family Guy") get revamped in wide-screen high definition with an updated intro, but I'm betting it might be like the Simpsons' took-it-too-far intro