1. Yes
2. Only Jolla phones get android compatibility. (licensing)
3. Getting there. Some things still dont work. You are better to stick with meego right now.

Your questions are answered. Next time please look for a thread to ask the questions in rather then creating one. There are tons of threads already for sailfish. You could of asked in this rather active thread. http://talk.maemo.org/showthread.php?p=1397944