Have you actually checked this?
Very very cursory investigation - I went to Wikipedia, and noticed the lack of "Yo stupid, Bigfoot is real" section.
Also this argument applies less to ghosts and UFOs.
The argument applies to any phenomena that can be unambiguously recorded. Given the ease of recording relatively high quality video / audio / IR, assertions of a recordable phenomena without unambiguous recordings implies the assertions are false.
If proponents do not assert recordable phenomena, the rise-of-smartphones argument is not as powerful, but such assertions are much more vulnerable to invisible-undetectable-dragon issues.
The argument applies to any phenomena that can be unambiguously recorded. Given the ease of recording relatively high quality video / audio / IR, assertions of a recordable phenomena without unambiguous recordings implies the assertions are false.
There are plenty of recorded sightings of UFOs on youtube. Probably more videos than existed 50 years ago.
Another month has passed and here is a new rationality quotes thread. The usual rules are: