rgrig

You may wish to run a spell checker on the window with <i>instructions</i>. (Sadly, I can't run bugmuncher on that one.)

Even if browsers would support MathML, humans like to write LaTeX, so MathJax is still useful to convert from LaTeX to MathML.

That sounds too complicated. They just need a slider between: * avoid hills like plague, and * bring it on!