If you are presented with pagination, you have a hint that there's more content to load and how much more, 2 pages or 100 pages? I know immediately that I have

If you are presented with pagination, you have a hint that there's more content to load and how much more, 2 pages or 100 pages? I know immediately that I have to repeat my search and how many times. You aren't "warned" of infinite scrolling upfront, you don't know there's unloaded content unless you scroll down. Nor do you have any idea when it will end. It's mystery meat navigation.