While no one can accurately predict how the Zune will fare this holiday season, one can guarantee that it will take a piece of the considerable market share now enjoyed by the iPod.

Microsoft is currently in the midst of celebrating the U.S. launch of the Zune digital media player and Zune Marketplace music service. The celebration consists of six free concerts in public parks and plazas in urban centers across the country.

At the inaugural concert in Seattle, Gates outlined the Zune vision of creating new ways for people to connect, discover and …