If you love your cell phone and can't live without your PDA, you might want to attend the Cellular Telecommunications & Internet Association's (CTIA's) CTIA WIRELESS 2004 conference on March 22 through 24 at the Georgia World Congress Center in Atlanta. The show, which attracts providers, users, developers, buyers, and manufacturers of wireless products, draws attendees from nearly 90 countries. Keynote speakers include John T. Chambers, president and CEO of Cisco Systems, and Scott McNealy, chairman, president, and CEO of Sun Microsystems. In addition to exhibits, attendees can choose from 12 special-interest seminars, including Indoor Tower: In-Building Infrastructure for Mobile Coverage & Capacity, Mobile Entertainment Summit, and Mobile Music Conference. CTIA WIRELESS 2004 also offers three educational tracks: Technology Roadmap, Business Ecosystem, and Market Opportunities.