If Biden goes to the debates, he might get the questions & answers ahead of time, but there will be no prompter.
Maybe an earpiece, but that might become obvious.
I wont be a bit surprised to hear that Joe gets sick with CoVid from being out and about, then has to miss the debates because of it, and miraculously recovers just in time for the election.
Trump can not beat him to a pulp or women will fell sorry for Biden