Well, I am not an expert in obscure experts, but I know that on 2 occasions people told me in all seriousity the idea of a psychic advanced Atlantis and mention

Well, I am not an expert in obscure experts, but I know that on 2 occasions people told me in all seriousity the idea of a psychic advanced Atlantis and mentioned a name who discovered it, but no Idea if that was Hancock. And that lost civilisations existed, I have no doubt. But likely not with laser tech.