一些观察人士质疑，如果信息技术具有经济价值，为什么它没有为个别公司提供直接竞争优势。
Some observers questioned why, if IT had conferred economic value, it did not produce direct competitive advantages for individual firms.
以色列观察人士认为这两起事件存在联系。
Israeli observers see a connection between the two episodes.
许多观察人士认为维亚康姆此举是谈判策略。
Many observers regard Viacom's move as a negotiating tactic.
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