Because you don't have to change one line of your previously running software to get this benefit or replace your hardware. Of course, will need a new version o

Because you don't have to change one line of your previously running software to get this benefit or replace your hardware. Of course, will need a new version of the kernel and wine, but that is a matter of time to hit distro repositories. Also, consider that this will accumulate when combined with new user space libs, servers, compilers, drivers... Software will improve without any change just by keeping your distro updated. Yes, a 4% improvement is huge.