Enough! I've struggled with it ever since it first came out and still don't like it. I sincerely hope that the final version will come with a "disposable" metro interface so we can use the Start menu on desktops. Keep metro by all means for tablet/phone usage, that I can understand.
If MS release Win 8 as an upgrade from Win 7 for about £20 - £30 I might consider it. But if it is released, as Win 7 was, for some £70 then it will have no place in my remaining years.
I reformatted the partition and reset boot using EasyBCD. Now happy