3) equipment failure
4) mass delusion
5) error in judgement
6) the creator of the matrix messing / debugging
7) government or private company testing a new type of propulsion
Now look at all these options rationally, which ones are more likely?
The problem with the UFO evidence is, it's shitty every single time. With 4K cameras in cheap smartphones, 50x optical zoom cheap consumer cameras, cheap telescopes widely available, our UFO videos haven't gotten any better.