You are correct, of course, but Latex and Word are the two main tools to write essays and such. In other words while they may be different systems, they are use

You are correct, of course, but Latex and Word are the two main tools to write essays and such. In other words while they may be different systems, they are used in place of each other. I've never seen someone editing an essay in InDesign (though I am sure there are such people).