I agree with everything that has been written. However, I don't see anything wrong with trying. Certainly the owner's approach is not professional, but we cannot accuse him of being dishonest.
Rome wasn't built in a day.
Trying is ok, i agree with you. But i visited this site twice - the first time was near the start of this thread. Between this 2 visited there were a lot of changes, and no one of them improved site. Even if the OP tells the truth - the site now works for the other purposes. And i don`t think that the OP trying to develop it.