If you want to claim an objective difference, then you need to be the one to substantiate that.

Anyway, we know people read symbols by shape/lines/pattern just fine without color because that's how reading works.

> What really matters is not how the screenshots look, but how easy it is to use the software in action, with low error rate and without having to spend more than a fraction of a second finding the controls you need.

Indeed. Which is why this article is mostly blowing wind.