First, porn isn't an homogeneous good. So you might not pay for creator 1 but creator 2 is what you want to see and if it's not available for free you might pay

First, porn isn't an homogeneous good. So you might not pay for creator 1 but creator 2 is what you want to see and if it's not available for free you might pay. Second, OnlyFans much like Patreon, isn't just about nudes it is more about the perceived personal connection to the creator. You get the opportunity to message your favorite creator directly and get responses. Some people value that personal connection more than others.