Remembering Microsoft’s Zune: 4 Product-Planning Lessons for Entrepreneurs Posted by January 17, 2017 Leave a comment on Remembering Microsoft’s Zune: 4 Product-Planning Lessons for Entrepreneurs Zune struggled to capture even one-eighth of the iPod’s market share. Why did Zune, backed by the Microsoft tech juggernaut, fail to find its foothold? Simple: product planning.