You’ll find there are plenty of self-published books on all manner of things that would otherwise go unpublished. I really don’t think you can dismiss any of them without first reading them and then, if they’re found to be at fault, for sure draw attention to those faults.

Nor do I think the ‘established’ archaeologists, researchers, publishing houses etc should have a monopoly on what gets into the public domain - whether that’s a book or a film or whatever. If that were the case we’d have no Standing with Stones video, no blogs or websites run by ‘amateurs’ – indeed perhaps not even a TMA...