Just to lighten the atmoshpere. Read this:
Folklore.org: Macintosh Stories: A Rich Neighbor Named Xerox
It is
"normal" practice for companies to borrow/steal each others material..
What pays off in the end is how useable, or userfriendly, the product is when it hits the retail shelves , and how good the backup may be.
"But since Microsoft is finally openly admitting to stealing other people's creative ideas"
I think you may have misunderstood the slogan, no company, incuding Microsoft, would admit to such a thing. What they are saying is that the OS was built around the operability of the computers, and the people who use them (Us).
The price does seem, to many, to high. But, maybe irrelvant in this...