This document discusses radio advertising and web 2.0. It defines concepts like convergence and web 2.0, describes current online advertising methods and radio streaming options. It notes that while hardware diverges, content converges. Web 2.0 features user-generated content and functionalities. Two-thirds of internet users visit social networks or blogs. Online advertising has advantages over traditional methods like lower costs and targeted audiences. Radio advertising faces challenges translating to online formats which rely on browsers, downloads and technical standards.