Earlier quoted context omitted.
Every time I’ve tried it, it falls apart within minutes of using it. You’d think after 20 years of development it might be somewhat stable but I guess not.
IMO, the is a monumental underestimation of the man-hours put into make Windows as compatible as it is, even ignoring the fact that Microsoft's engineers are/were highly skilled. I like the ReactOS idea, but I think it will take decades to be compatible enough - and I'm even talking about enough. If the objective was to run obsolete software, I personally had to distribute resources, I'd just do assign them to Wine.…
(Or was, last time I tried a couple of years ago.)
I think they should go for rock solid stable first. Then people could build on it. It's perfect for embedded, Point-of-Sale etc where the vendor want to keep their codebase untouched but hop off the Microsoft bandwagon.