Reuters – Shares of mobile phone maker Palm tumbled on Friday on questions over its ability to survive in a tough market dominated by Apple, Google and Research in Motion.

Dimensional Research surveyed 923 IT professionals in January 2010 to learn more about their plans to migrate to Microsoft’s Windows 7 operating system.

PC World – Suddenly this week, Research In Motion began looking vulnerable. Still the top smartphone maker for U.S. customers, the BlackBerry company was stung when a new study revealed that 39 percent of its users would just as soon have an iPhone.

Computing giant IBM has hit back at a recently published report claiming that the company’s mainframe business practices in India are strangling competition in the country. The research paper, released by the Indian Council for Research on International Economic Relations (ICRIER) in conjunction with IT forum OpenMainframe.org, claims that IBM is undercutting its competitors in terms of price, while also bundling operating systems with its mainframes that are purposefully difficult to migrate to other servers. “The applications get tied to an IBM operating system (z/OS) that cannot run on other servers because of IBM’s restrictive licensing practices,” the 90-page report alleged.

Macworld.com – Market research firm ComScore is back with the latest numbers on the battle for consumers’ hearts and minds in the U.S. smartphone arena.