Ya, a reasonable interpretation would likely mean that where you sign in and manage your accounts and payments you have the means to discontinue further service. Anyone trying to push these boundaries will likley find themselves on the wrong side of the law.

well we have done it before, cookie banners. Notwithstanding that a users software running on their system (ostensibly a web client), chooses to store cookies, which are not in fact edible... now we have to suffer through it.