[xradionut]

Occam's razor.

Either Microsoft is incompetent or promoting/retirement of APIs is more profitable.

[im3w1l]

A, in my opinion, simpler explanation is that they change their product to try to make it better.

[petit_robert]

>A, in my opinion

mmmh... I thought about this too.

However, MS is anything but stupid marketing wise, I find. So I dismissed incompetence.