Linux is not a whole, vertically integrated operating system but a kernel. Depending on which distribution you pick, there can be compatibility issues, related

Linux is not a whole, vertically integrated operating system but a kernel. Depending on which distribution you pick, there can be compatibility issues, related to the kernel used and corollary software. There's absolutely no comparison with Linux and OSX; maybe if such a laptop came out with BSD support, but it's still quite a stretch.