It's disingenuous to say "everybody but Microsoft" when the group size of third-party apps that act as realistic YouTube viewers is something like 2-4.
If you pride yourself and market yourself on openness any rule that flies in the face of said openness is entirely arbitrary, because there shouldn't be any rules limiting your openness.
It's disingenuous to treat your religious dogma on the word "open" as shared by everyone else. I don't believe for a second you understand how Google is using the term nor what they are applying it to.
If you pride yourself and market yourself on openness any rule that flies in the face of said openness is entirely arbitrary, because there shouldn't be any rules limiting your openness.