Also, the average knowledge worker in the United States is interrupted every 11 minutes.

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This is a problem for the executive suite every bit as much as it is for the average knowledge worker sitting in his or her cube.

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In many roles, a knowledge worker can spend half their day on routine communications such as filtering incoming information and correspondence, contacting others, scheduling meetings and so on.

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In his description of the knowledge worker, Stephen Covey quoted former Microsoft CTO Nathan Myhrvold as saying that this type of software developer was 10, 000 times more productive than other developers.

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Zakir Hussain, a knowledge worker who participated in the community screening session in Seelampur ICT centre in New Delhi said: "I never thought the technology could be used so effectively to communicate our problems".

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"We're being bombarded, so we have to find a way -- we, the creators of technology -- to make this technology more aware of what the knowledge worker is doing so that we're not interrupting him or her at inopportune moments, " she said.

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And, of course, there is nothing to stop a machinist, an electrician, or any other worker from pursuing knowledge of other fields in their spare time.

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