Interesting point, though I'd suggest that's more to do with shorter blocks of text being more legible on small screens. My eyes track where I am on the page by

Interesting point, though I'd suggest that's more to do with shorter blocks of text being more legible on small screens. My eyes track where I am on the page by counting gaps between paragraphs. Unless it's particularly evocative, I don't see what's arousing about text formatting otherwise.