The lucrative market for video advertising tightens up.
News Corp. uses MySpace.com to throw down a challenge against Yahoo!'s dominance.
Jonathan Berr covers these and more in his weekly Web report.
Online growth keeps outpacing other media, a survey shows.
It isn't clear how the company will make money from the effort.
Suddenly, e-commerce stocks are on the rise. Can it last?
But can the red-hot travel Web site keep it up?