i think they are, there is a video of a "fighter pilot" who does not understand basics of a cameras... he thinks you can't focus on objects at different distanc

i think they are, there is a video of a "fighter pilot" who does not understand basics of a cameras... he thinks you can't focus on objects at different distances at the same time.... how did he ever get to fly a jet? or parallax i mean he should know how that works