There have been astounding reports of encounters in the past 80 years….you would have to be a fool if you off handedly discredited or discounted every single one of the people that report unusual encounters.
We will be like the Incas encountering Cortez, Indians encountering Columbus or aborigines encountering Cook only on a possible differential evolutionary time scale of millions or possibly hundreds of millions or billions of our years.
Some interesting starters
Ariel School - 1994 Zimbabwe
Reverend Gill - 1959 Papua New Guinea
Virginha Brazil - 1996
Lonnie Zamora - New Mexico 1964
David Fravor - USA West coast 2004
Donald Shrum - Cisco Grove California 1964
Hickson & Parker - Pascagoula USA 1973
Kelly Cahill - Dandenong 1993
Have a listen to this guys recent experience in South Africa
https://ufochroniclespodcast.com/ep-57-friday-skies/
Take a look at the number of stars in our neighbouring Andromeda galaxy and combine that image with the billions of galaxies revealed by Hubble Ultra Deep Field and it makes the argument that we are alone just absurd.