The Debate Form of Conversation Doesn't Look Effective to Me

Debate form of conversation doesn't seem effective to me. If you say, i'm going to overwhelm you in this debate, and you're going to have to agree with me,. Even if they agree with you, you haven't really got their their allegiance. I think you're right about debates, because what's the point of a debate? It's to win. And there's an audience there. Youre causing massive damage if you let a science denier have the platform next you and spread their lies to an audience. The thing that troubles me about the debate form is that when it takes place, not on the stage for an audience who is amused, eitherr for or against