It's not that I don't think your points are valid (except for 2 which is easily fixed through CSS). But I can't see the time taken by writing a few good tracin

It's not that I don't think your points are valid (except for 2 which is easily fixed through CSS). But I can't see the time taken by writing a few good tracing functions or waiting for a compile to finish coming anywhere near the amount of time it takes to develop for several different platforms.