Star Telecom's Digital Network Alert (DNA) was introduced earlier this year.

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That amount of data is fine for 70% of users, says Stokols, the former CEO of digital video company Woo Media and vice president at British Telecom.

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Wireless unit head Ralph de la Vega is scheduled to give a keynote speech on digital content at the Mobile World Congress, the global telecom trade show, in Barcelona next week.

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