Tech Giants Declare, 'United We Stand' Tough times often make for strange bedfellows, and the explosion of viruses, computer worms and spyware programs on the Internet is producing unique alliances among top technology firms. &lt;FONT face="verdana,MS Sans Serif,arial,helvetica" size="-2" color="#666666"&gt;&lt;B&gt;-washingtonpost.com&lt;/B&gt;&lt;/FONT&gt;