Me too, I made an early decision to _not_ use MathJax in our product due to the instant hit to page weight and rendering performance... With Katex you forget th

Me too, I made an early decision to _not_ use MathJax in our product due to the instant hit to page weight and rendering performance... With Katex you forget that it's even there, we've managed the lack of certain features better than expected - I suppose the general takeaway is that comprehensive features are not always worth the technical cost, especially when they have a direct impact on user experience.