> So I automatically converts all m<sup>2</sup> and similar into the unicode symbols
Nice in theory, but only works for trivial cases. Most old-school use of <sup> is as a quick-and-dirty pre-MathML way of rendering equations as (accessible) text in browsers. (The people who didn't care about accessibility rendered TeX to an image and embedded it.)
Nice in theory, but only works for trivial cases. Most old-school use of <sup> is as a quick-and-dirty pre-MathML way of rendering equations as (accessible) text in browsers. (The people who didn't care about accessibility rendered TeX to an image and embedded it.)