Douglas @Rushkoff had an experience that finally convinced him there's more on heaven and earth than is dreamt of in a purely materialist paradigm;
https://www.youtube.com/watch?v=B-CKQFdKD-s
It's the sort of thing that a determined sceptic can easily dismiss as an anecdote, and indeed, there's no way to prove it unless you were there. It's not the sort of thing that's repeatable in the way scientific experiments are. Nevertheless, Rushkoff is not given to making up events for rhetorical impact. So ...