[tex4ht] speed of compiling to HMTL vs. PDF

Is there a rule of thumb one can use to compare how long a document takes to compile to pdf vs. html? I have a large document, 22,200 pages in PDF. Compiling it using lualatex takes about 20-25 minutes. Compiling using make4ht and using mathjax mode, it takes over 6 hrs. Is this something to be

[tex4ht] [bug #534] biblatex failure w/ datetime

Update of bug #534 (project tex4ht): Open/Closed:Open => Closed ___ Follow-up Comment #5: Karl: Yes, Hyperref loads Nameref. I think the code in TeX4ht was originally from Eitan, although I