Microsoft's never been shy about taking on other manufacturers, but the company may have a tough slog trying to capture the MP3 flag from Apple. The 30GB
Zune player will feature one unusual feature: limited Wi-Fi that enables file sharing with other local Zune users. So far, the device's size, pricing, battery life, and exact release date remain a mystery, and we haven't seen the Zune Marketplace, Microsoft's version of the iTunes Store. But stay tuned--as soon as CNET has more information, you'll get the scoop.