I feel a little stupid in not really understanding the significance of this blog post. So what are the examples suggesting? I can't seem to notice anything too radical.
One thing that I've noticed/learned of web typography is that fonts with edges (Times New Roman) work well offline on actual paper, but is extremely hard to read on-screen. After realizing this, I started to notice that most fonts meant for on-screen reading were edge-less (sans-serif).