Techs Can't Find Hangover Cure There's plenty of good news out there in the technology sector, but nearly five years after the great Nasdaq bust of 2000, bellwether firms like Cisco Systems continue to struggle. &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;