> I shouldn’t have to install a toolchain (let alone rely on a web browser) to r...

> I shouldn’t have to install a toolchain (let alone rely on a web browser) to read API documentation.

Why are you reading a library API for a language you're not coding in?

I'm sure you can come up with some situation, but that situation should NOT be what we optimize for.

And web browsers are fine.

> is it is easy as opening a .h in notepad and reading it

If you include the actual ease of reading, yeah it should be.