People who do not believe there's an extraterrestrial presence on Earth are either being controlled by aliens via psychotronic means to think there's nothing here, are living in a complete state of denial, or are absolutely insane. There doesn't seem to be any other explanation, considering the weight of evidence that favors the ET reality.
Links/Sources: Scientists Are Gaming Out What Humanity Will Do If Aliens Make Contact (vice.com)
Link to Chilean analysis of Turkey UFO videos: http://archivosovni2.blogspot.com/2012/04/graphic-analysis-on-videos-regarding.html?m=1
Check out my YouTube channel: Quirk Zone - YouTube
Extraterrestrial Reality book recommendations:
Link to COMMUNION by Whitley Strieber: https://amzn.to/3xuPGqi
Link to THE THREAT by David M. Jacobs: https://amzn.to/3Lk52nj
Link to TOP SECRET/MAJIC by Stanton Friedman: https://amzn.to/3xvidfv
Link to NEED TO KNOW by Timothy Good: https://amzn.to/3BNftfT
Link to UFOS AND THE NATIONAL SECURITY STATE, VOLUME 1: https://amzn.to/3xxJvlv
Link to UFOS AND THE NATIONAL SECURITY STATE, VOLUME 2: https://amzn.to/3UhdQ1l
Link to THE ALLAGASH ABDUCTIONS: https://amzn.to/3qNkLSg