Yup, it is horrible and has some serious design flaws. But it can deal with low-level graphics, an in general hopeless and horrible activity based on numerous q

Yup, it is horrible and has some serious design flaws. But it can deal with low-level graphics, an in general hopeless and horrible activity based on numerous quirks and hacks -- and this makes a value overcoming most of its problems. Not to mention that there is a wide X ecosystem of libs, apps and know-how that is effectively smoothing its shortcomings.