I tend to install Cygwin on any Windows Systems I need to work with.
But the truth is in the memory management and *nix'es just seem to be better at it. Eventually MS will fix their OS making it technically comparable... (maybe even just as secure)
All that won't change the price of Linux or OpenBSD being much less than Windows, at least if I'm a small business owner (someone already motivated to take on challenges) I'd rather spend the time with a free, stable, technically superior OS than deal with an expensive, "easy to use", constantly needs patching, closed source borg-like OS from Microsoft.
I guess when it comes down to it -- for me anyways -- not only is technical merit what I seek, I want to know that there is a moral compass in who I am doing business with. I don't see that moral compass in today's Microsoft...
Aside: Why call them "Favorites" I absolutely HATE THAT with such fervor!! They are called BOOKMARKS, because the World Wide Web, "was" a nice book for the community to learn from... People do not "Favorite" a page in the book, they mark it. A Moral compass would have made Bill innovative about how the browser works, not merely changing the name of an already existing concept. (Same with "Shortcuts" aka symbolic links) My two penny...