1 - That's the guy's entire point. That "quality" tier is filtering out your 12 year old kid's coding efforts? 2 - So "free" XCode runs on Windows, Linux and c

1 - That's the guy's entire point. That "quality" tier is filtering out your 12 year old kid's coding efforts? 2 - So "free" XCode runs on Windows, Linux and commodity PC hardware or perhaps it only runs on expensive Apple hardware (3-6x the price usually)? 3 - I think "quality" filtering is very much in the eye of the beholder.