I agree that I think their will be big new things in Shanghai one being the new pirates ride they are building. Theming is never a problem with Disney really.
I get what your saying on the film strategy but innovation at least when I think about it is new tech, or the other things you listed.
They've pushed the bounds in 2001 with TDS (that was before they laid off most of their imagineers...) After that it was weaker. Everest was an example of cutting through the red tape and making an incredible ride. However aside from that for years thematically it was weak. Finally with Aulani and DCA they turned it around.
See it gets murky what's the definition. I'm completely satisfied with he's doing, and there other people like you who want more. Are either of us wrong? No. It's relative. It makes these forums fun, but we can never get to the bottom of things.