In the following video, Motley Fool tech and telecom analyst Andrew Tonner discusses some numbers coming out of market research firm IDC, highlighting smartphone shipments across Q4 of 2012. In the video, Andrew breaks down where the market share stands today, whether it's Apple (AAPL +1.53%) or Samsung phones that are growing faster, where some of the other players in this enormously lucrative market stand, and why emerging markets are going to be one of the most important drivers going forward.