That’s a terribly low bar for evidence - it’s deciding to pick whatever self-reported data confirms your priors.
Far more than 3 individuals believed that Ivermectin cured them of COVID - I, however, chose to not believe them and get vaccinated instead.
FWIW, my experience with FSD on HW4 is that I don’t need to intervene roughly for a 100ish miles on a clear day on a freeway without construction or accidents. That’s good enough for me to subscribe during roadtrips, but Musk and his legion of supporters is overselling capabilities - as usual.