This might be naive, but don't authors use Latex to write? So, in a sense why can't they use github as it is to collaborate on writing? (I guess it goes withou

This might be naive, but don't authors use Latex to write? So, in a sense why can't they use github as it is to collaborate on writing? (I guess it goes without saying, I do not have any experience or knowledge about the writing process authors follow)