"Just ask nicely and maybe I'll disable adblock or donate if I feel like the content was worth it."

No you won't. You'll think, "Maybe I'll do it tomorrow," or, "You know, I didn't really enjoy it that much," as you go back to the site every day.

Your statement is just like the people who put a rating for one star on an app, and say, "I'll change it after I've used it if I like it," or, "One Star until Feature X is implemented," when Feature X was never promised as part of the app. And then when the change is made, the rating is never changed.