So, it seems that concesus is no one knows WHY people are supers, people have been supers all through history, and people would like a modern story, but with the ability to write older themed stories.
I'm going to steal a page from John Wick (rpg writer) here. I'd like everyone that reads this thread to post one truth about the world that is different from our world. It could be big (no having germany win wwII, but maybe the hindenberg never happened, and zeppelins compete with airplanes. ), it could be small, (telephones were always headsets, not handpieces, so cell phones are always built as full headsets, no one would hold a phone in their hand), but it should not directly compete or argue with something someone else posted. Also, any time frame. For example, my truth for the world
The Greek and Roman Gods were supers who ruled in the past, and their descendants were often supers as well, though not always.