Strudelkugel writes "The Business Online reports: MICROSOFT has developed a Skype-style free internet voice service for mobile phones that City analysts believe could wipe billions off the market value of operators such as Vodafone.The service is included in a mobile version of Microsoft Office Communicator due to be released this year. It will take the form of a voice-over internet protocol (VoIP) application that allows Office users to make free voice calls over wi-fi enabled phones running Windows Mobile software. Microsoft chief executive Steve Ballmer dropped his bombshell at the mobile operators' annual 3GSM show in Barcelona last week. The significance of his remarks was missed because of his effusive and eccentric delivery..."
That is huge; I would hope to see the same thing coming out on the Symbian and other devices. The hard part will be getting these to market; since almost all mobile phones are sold thru the mobile telcom companies.