Here are the real, user-visible benefits that I am aware of, at the moment: * Fractional scaling of monitor outputs * Multi-touch gestures for e.g. switchi

Here are the real, user-visible benefits that I am aware of, at the moment: * Fractional scaling of monitor outputs * Multi-touch gestures for e.g. switching desktops * Security sand-boxing of apps * Tear-free video As the original link shows, though, the architecture has much better abstractions for software engineers to work with so developer quality-of-life is improved, too.