What do we know about WP9

[meddyrainzo]

I just thought we should have a thread where we share all the information we know about WP9(DP release date, features..etc) as time goes on.

 

[TechFreak1]

There is already a similar thread:
http://forums.windowscentral.com/windows-phone-9/306489-windows-phone-9-general-thread-read-1st-post.html