IMO the "rational" approach is to treat the claims as a bunch of pointless lies until there's a repeatable demonstration. Remarkable claims demand at least some evidence before wild speculation commences. As it is, Harry Potter is just as credible a theory of reality.
After all, they've made the same claim repeatedly for 15 years after their first experiments were demonstrably not what they claimed.
After all, they've made the same claim repeatedly for 15 years after their first experiments were demonstrably not what they claimed.