You probably meant: "because the modern web, where 1/10 is the actual content and the other 9/10 is junk, is expensive to host". If that's the case, then the a

You probably meant: "because the modern web, where 1/10 is the actual content and the other 9/10 is junk, is expensive to host". If that's the case, then the above line identifies both the problem and the solution.