When I looked at my site in Internet Explorer, some of the style sheets and layouts were all messed up. It seems to be random: keep pressing F5 and it will right itself 1 time 10 or so.
I've looked at the site on a number of browsers (phones, included). I found it pretty annoying that the browser with the largest market share was rendering the site badly and didn't want visitors to get an immediate poor impression. So, I decided to just stick up the notice
