I have no use for it myself. If I need a simple Bootstrap design, I can just copy some of the elements in plain old CSS and have a much simpler setup. If I need

I have no use for it myself. If I need a simple Bootstrap design, I can just copy some of the elements in plain old CSS and have a much simpler setup. If I need something complicated, Bootstrap is limiting - you end up rewriting it all anyhow. And the idea of keeping up with Bootstrap versions is just plain crazy to me. To each his own, I suppose.