http://news.cnet.com/8301-13860_3-20...=2547-1_3-0-20
"We don't enable copy and paste and we do that very intentionally," Windows Phone executive Todd Brix said in an interview.
There is no accident here. It has nothing to do with it being unfinished, or them running out of time. They actively made this decision, according to the Senior Director for Mobile Platform Services Product Management.