Sprint CEO Dan Hesse has a lot to say about the mobile operating system he held off on--Android--and not so much about the phone he has backed, Palm's Pre.

At Fortune's Brainstorm: Tech conference here on Friday, he said that he's limited on what he can say about how the Pre is doing because Sprint reports earnings shortly.

Despite that, he told the audience that the primary constraint for selling the Pre has been the number of devices that Palm has made--not demand for the product, he said.

More: http://news.cnet.com/8301-13860_3-10295150-56.html