Guitar Hero will always have more hype going for it just because of the name "Guitar Hero." But, after too many hyped up Guitar Hero games that don't deliver anywhere near the same level of excitement they used to, the series will fade into oblivion. GH5 is just another nail in the coffin.
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Why not? Their idea of "innovation" is copying what Rock Band did last year. Recent history isn't exactly in their favor with 3 being an inferior knock off of 2, and WT doing a me-too on band play, vocals, and drums from RB1.
I fully expect multi-part vocal harmonies as the "breakthrough" innovation in 2010.