Why this trend of using large font size on blogs? (1.225em from http://mattgemmell.com/stylesheets/screen.css http://mattgemmell.com/stylesheets/screen.css). Th

Why this trend of using large font size on blogs? (1.225em from http://mattgemmell.com/stylesheets/screen.css http://mattgemmell.com/stylesheets/screen.css). This is ridiculous, especially when this is done on mobile too. I have to scroll to be able to even read the first word of the first paragraph on my phone!