Interesting, thx
200 years ago talk about heavier than air flying machines would get you ridiculed.
A little further back mentioning the sun at the center of the solar system would have you burned at the stake.
Take a look at the discoveries, advancements, knowledge expansion the last 50 years alone. Keeping an open mind can go a long way. Think outside the box.
Sure, here will be crooks peddling pies in the sky all the time, but it will take only one to get it right and we will be in for a nice surprise. assuming we have time...