Post History
Code highlighting, like Mathjax, incurs a small penalty on page rendering, so we don't turn it on by default. The question hadn't come up before on EE, so it was off. I've just turned it on.
Answer
Code highlighting, like Mathjax, incurs a small penalty on page rendering, so we don't turn it on by default. The question hadn't come up before on EE, so it was off. I've just turned it on.