Boston Globe Online / Business / Losing their grip: Cellphone hybrids join the crowd in a softening handheld computer market "While Palm and Handspring snipe, Compaq will continue to consolidate its foothold in the corporate market. RIM will try to protect its Blackberry franchise from a new rival, California-based Good Technology. And Sharp will go trolling for geeks willing to brave the complexities of Linux, crammed onto a device the size of a TV remote control. ... The handheld marketplace is almost too crowded to breathe. But nobody seems interested in leaving."