Motorola has gone through an impressive refocusing of priorities in the past 18 months, but one area where it lags behind Nokia is the critical one of application development. Attracting developers to a platform is increasingly important as handsets evolve into all-purpose devices, supporting business data, multimedia and other functions as well as voice, and this is the area where Microsoft has the greatest advantage with its massive community of developers for Windows, which can be easily diverted to the mobile platform. Motorola may have less hostility than Nokia to the idea of supporting Windows, and therefore luring the Microsoft programmers to its handsets, but it does not want to be dependent on the software giant’s platform, for political or…