Ethan Iversonis a pianist, composer, and critic best known for his work in the postmodern jazz trio The Bad Plus, with bassist Reid Anderson and drummer Dave King... (wikipedia)
I think the jazz musicians have had less problems than people who feel jazz should be just one thing.
I think that his performance on that song is a real tribute to Bonham.
There isn't anything we are striving to attain, but we want to be able to play a string of two-night stands instead of our staple one-night stands.
It made for such a powerful impression. Everybody was talking about how this Nirvana tune was on there. But the truth of that matter is that Herbie Hancock put out an album 10 years ago with Nirvana on it.
A lot of times our original compositions have a harmonic approach and rigorous clarity that is far more a part of rock tradition than playing jazz standards.