Most people who leak sex tapes involving an ex probably don't think of doing so while they are still in a relationship with said ex. By the time they think of revenge, the victim-to-be should already have revoked access.
If your ex is making secret copies of sex tapes while you are still in a relationship with him, I think you have bigger things to worry about than revenge porn.
I somewhat agree. But relationship status can be very vague and ambiguous. Let's say that you discover that your partner is unfaithful. You're pissed off, but you hide it until you've had a chance to clone those sextapes. Then you talk it out, and see how things go.
If your ex is making secret copies of sex tapes while you are still in a relationship with him, I think you have bigger things to worry about than revenge porn.