Microsoft is planning to pay approx $800 million to buy TellMe Networks, a company that specializes in voice recognition technology in web-based applications.

Cisco has also acquired WebEx for $3.2 billion, a service company that provides web-based business collaboration services.

If you want to explore the web-based business collaboration services market, known by some as Web 2.0, attend the Web 2.0 Expo from April 15-17 in San Francsico.

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