HP/Palm's Rubinstein believes in integration

In other words, to differentiate and succeed in the mobile device space, you need to own a veritically integrated stack strategy — software, hardware and services — like the one Palm is now building out with the help of HP’s not inconsiderable resources

via Palm Chief: By Birthright, Palm Should Have Owned the Smartphone Market | John Paczkowski | Digital Daily | AllThingsD.

I would not write Palm/HP off in this market.