The Zune may soon be a device of the past as it continues to plummet in sales. The almighty iPod and iPhone seems to keep consumers wanting more Apple and less Microsoft. According to a report filed with the SEC, the revenue of the Zune for the 4th quarter was less than half of the previous year. As a matter of fact the ?Zune platform revenue decreased $100 million or 54% reflecting a decrease in device sales.?