[stu_k]

Except that rendering everything to canvas is not accessible to people with certain disabilities.

Also mentioned recently here https://news.ycombinator.com/item?id=16347216

[vincentriemer]

At least until we get the AOM: https://github.com/WICG/aom/blob/gh-pages/explainer.md

[zxxon]

Simply doing things with HTML doesn't magically solve accessibility issues, either.

A simple DOM representation could be used as a fallback, if possible.

[pjmlp]

Sadly, I would that 99% of companies don't care, unless mandated by government regulation.