This should be looked at with a scientific point of view. When it does, conspiracy theorists have no argument.
How true could a conspiracy theory be, when, after so many people devote so much study on it, even the basic questions remain unanswered? Most real phenomenon will reveal themselves to study. Made-up phenomenon like UFO, huge conpspiracy theories, and government mind-control lasers remain just as mysterious now as they were when they were first “discovered”. In other words, there’s nothing to find out about them - they are not real.
Using Occam’s Razor, the lone gunman is the most parsimonious explanation. “But there’s so many unlikely things!” you say. Nonsense. How many incredibly unlikely things had to happen for your parents to be born, and to meet, and to have you as a child? Are you, in fact, impossible? …