
Open source has always been a better choice for a number of reasons but the most important one, of course, is that it allows people - empowering individuals - to apply their own talents towards improving the system for everyone else.
Of course, mine is not an unbiased opinion, since I am a co-author of a book on the Android powered cell phone - but be that as it may, the system is growing in popularity and that is making me a very happy man. Viva 'la Android!