This line implies that humans, have been created in a sort of synthetic environment. Humans in this case, are now the most intellegent beings on the known universe, they have been monitored, similar to test subjects. These people/ this race, is more intelligent than man, and humans have been in an experiment this whole time.
Hope this helps.
A, bandwagoning is being on board with ideas just because of their popularity, despite evidence against it. The bandwagoning fallacy applies when people would be more happy with a certain thing happening just because the majority likes it