可引用的發言段落Citable transcript turn#460243講者:Speaker: Holly HerndonThat’s fascinating. You’re mentioning that PTT was already in wide public use for a while when that’s happened to you, already had those rails. How long has it been in use publicly? 逐字稿導覽Transcript navigation查看前後文View context分享此段Share turn來源逐字稿Source record2021-03-03 Interview with Interdependence