[fooofw]

That would (mostly if not always) work in the sense of reproducing the layout of the pages, but would defeat the purpose of preserving the semantic information present in the TeX file (what is a heading, a reference and to what, a specific math environment, etc.) which is AFAIK already mostly dropped on conversion to PDF by the latex compiler.

[ErroneousBosh]

Couldn't you write a TeX renderer that emitted HTML (or RST, or Markdown, or whatever) with SVG for the equations?

[fooofw]

I think this project is based on LaTeXML (https://math.nist.gov/~BMiller/LaTeXML/) which is exactly that (except for the SVG part)