A test engineer for <a href="https://en.wikipedia.org/wiki/Sema_Group" id="mwAQo" rel="mw:WikiLink" title="Sema Group">Sema Group</a> uses a personal computer to send the world's first <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Text_message" id="mwAQs" rel="mw:WikiLink" title="Text message">text message</a> via the <a href="https://en.wikipedia.org/wiki/Vodafone" id="mwAQw" rel="mw:WikiLink" title="Vodafone">Vodafone</a> network to the phone of a colleague.