PC makers Dell, Lenovo and Acer are all pushing into smartphones, which offer advanced services such as streaming video, email and GPS in addition traditional voice calls. But analysts said Palm gives HP a product that stands apart from rivals offering a slew of devices tied to operating systems by Google and Microsoft. And it allows HP to begin selling a potentially lucrative array of back-end services for mobile users. "It would be at their risk to ignore it," said CL King & Associates analyst Lawrence Harris. I would say HP looked around and said, we need to be in this space. Google is here, Apple is here.