Not to mention that any site that hopes to sell things has to account for an audience that includes a sizable proportion of people with weak vision. If you're

Not to mention that any site that hopes to sell things has to account for an audience that includes a sizable proportion of people with weak vision. If you're selling tchotchkes to sharp-eyed design conscious teenagers, then tiny grey font on a pink background can work. But if your audience is full spectrum, legibility wins. Good designers make legibility win even more; by making things legible and beautiful, but they are rare.