In fairness, the article was not arguing that some particular aspect ratio (e.g., 3:2) was _optimal_. It's main point was that 16:9 is not optimal, especially

In fairness, the article was not arguing that some particular aspect ratio (e.g., 3:2) was _optimal_. It's main point was that 16:9 is not optimal, especially on small laptop screens, and that something wider would work better.