Writing apps that target multiple platforms is one of the hardest software engineering problems. BlackBerry has solved this problem, but they won't want you to use it.
One of the best features about Blackberry 10 is that has a solid operating system, nice hardware and an excellent battery life. Besides the easy typing facility, it also supports various apps. This will certainly help a lot of users to access various features that the phone will offer. - John (http://mobilesitescms.tumblr.com/post/43071292165/android-developers-the-os-thats-experiencing)