Marco his site is full of pretentious link-baiting populist trash. I am surprised to see some people even take him as an authority other than as a notorious Apple-shill. This three-character fluff title to bait even more clicks to his blog full of void is the final nail to the coffin. In two seconds I can think of a dozen better titles ("Use Analytics to track high-DPI-screens", "Custom variable for high-DPI-screens…
Obviously you've already made up your mind about Marco and consider anything he ever writes to be garbage, but claiming that a title like "and" is click-baiting is completely nonsensical. As is complaining about his writing without even paying the slightest bit of attention to it.