Earth is a zoo with that holds an extremely dangerous and hateful species. A quick look is entertaining. It would be like dropping in on one of those reptile farms on the way to Walt Disney World. (The latter causing cold chills.)
“Earth is a zoo with that holds an extremely dangerous and hateful species. A quick look is entertaining. It would be like dropping in on one of those reptile farms on the way to Walt Disney World. (The latter causing cold chills.)”
I tend to lean toward thrill-seekers, as well.
Or a desperate remnant of a dying/dead civilization that, while advanced, is in dire straights and decided it was better to hide than contact.