Windows will never come close to replacing Linux! There’s way more Linux out there than there is Windows.
Presumably you mean on the personal desktop. In which case I still disagree in the very long term. I think at some point Windows will be replaced by *nix based systems in the vein of OSX and Chrome OS.
Also depends on your variant of English, because North American Biscuits are very different from the rest of the anglophone world’s biscuits. Many of them are unleavened, just as most gods don’t have a strong position on whether you should use leavening at any time of the year, let alone now.