One minute they say they are (rumours) and official website interviews, and the next day they say there not because they dont want people to be annoyed with upgrading there computer drastically this soon.

See belows quote

Microsoft is giving DirectX 11 the boot from its next version of Windows to keep hardware requirements down — apparently the DirectX 10 requirements of Vista were enough of that sort of trouble for one decade.

Please could you tell me whether they are changing to directx 11 or not!!!!!