If you browse the Web on your cellphone, you're probably used to seeing small banner ads here and there. But according to today's New York Times, mobile advertising is about to become much more pervasive. You may bristle at some of the ideas - who wants to listen to an ad before a downloaded song? But perhaps you'd prefer ads to monthly fees for media services.

The Ad-Free Cellphone May Soon Be Extinct (via The New York Times)