Pulitzer Prize-winning playwright Wendy Wasserstein wowed a lunchtime audience at the Public Television Annual Meeting in June 1994 with her personal testimonial for public TV, relating her experience in terms far more vivid than the bland, generic phrases usually used to describe and defend the medium. Wasserstein received the Pulitizer as well as a Tony and other awards for her play The Heidi Chronicles in 1989. From the podium at the PBS conference, Wasserstein looked out on a vast dark room full of noshing broadcasters ... When WNET invited me to speak to this intimate little luncheon in Orlando today, I jumped on a plane because I had nightmare visions of an imminent merger, and Donald Duck and Mickey Mouse hosting the MacNeil/Lehrer Report and Charlie Rose opening his show by singing, "Be my guest, be my guest . .