不多說，參考「TEDx — A letter to the TEDx community on TEDx and bad science」這篇的說明。
起因是 Reddit 的「The TED name is being dragged through the mud in Valencia, Spain, where a TEDx-approved event is promoting pseudoscientific stuff like (and I quote): crystal therapy, Egyptian psychoaromatherapy, healing through the Earth, homeopathy and even "basic mind control".」。