South by Southwest Interactive is one of the largest tech industry events of the year, and there's certainly something for everyone. On our first day of coverage, we look to the show floor for the next "killer app" of the festival -- the one thing it seems no one can live without. And the judging continues into the evening with the Web Awards, where Veronica realizes she apparently knows far less about the Internet than she thought (either that, or these sites came out of nowhere...).
