Earlier this year, Samsung announced it would make two-way pagers using technology licensed from Nexus Telecommunication Systems, a small Israeli company.

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For short messages there are two-way pagers like Motorola's T900 Talkabout, not to mention the various short-message services built into cell phones.

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At the same time, the Motorolans we teamed with were incessantly sending each other short messages on two-way pagers that had developed as an oddity out of their legacy paging business.

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Several makers of mobile phones and pagers have added tiny keyboards for two-way messaging.

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