Ancient Astronauts

[xoxoxoBruce]

Originally Posted by sugarpop

We've lost soooo much knowledge over the millenia,...

Because people fall asleep in the middle of the show.

My ex told me the ancient Greeks had steam-powered engines.

They discovered and demonstrated the principles, but they were thinkers/tinkerers that were living at the top of the heap.
They could have used the priciples to do actual work but then would have had to find something else for the slaves and servants to do.
The principles wouldn't be used until somebody figured out how to make a buck on it