I'm a desktop user, with most of my usage either being gaming or compiling. I don't typically run into memory limits in either usecase. Given that I almost alwa

I'm a desktop user, with most of my usage either being gaming or compiling. I don't typically run into memory limits in either usecase. Given that I almost always have free RAM available, what does swapping to the disk do for me? I have free RAM; why not use it?