With a series of Linux-based phones based on the LiMO platform coming this year, and phones based on Google's Linux-based Android platform, is there risk of market fragmentation? We've looked at the platform prospects before. Now, Stacey Higginbotham, on our sister blog GigaOm, has an analysis of what we can expect to see. She also wonders why ABI Research keeps adjusting its predictions for Linux smartphone market share. Check it out.