Nevermind classic email clients, let's begin with the method the author used to make his point. It's a verbose mish-mash of disjointed text flow and pseudo-info

Nevermind classic email clients, let's begin with the method the author used to make his point. It's a verbose mish-mash of disjointed text flow and pseudo-infographics. It does not flow well at all. From what I can tell, you can achieve his vision of an email client by changing preferences in Mountain Lion's Mail.app client, so his vision is here today (well, soon).