Yup, good logic. That means 99.999999 of the things that happened in the world today didn't happen because there was no video taken by those in attendance with cameras.
If my kid suddenly started walking backwards across the ceiling, whatever my first thought would have been, it would NOT be to whip out my camera phone.
99.999999% of the things that happened in the world today aren't undocumented allegations of gravity-defying paranormal activity.