I am glad that you are trying to think outside the box, and have found the courage to share it with us all. I know it gets hard when you have people who do not understand basic physics tell you that you should go to school to learn science. And that is normal shlub, not a professional govern-cement shill.

One thing to add to your collection of theory points is that we are the 5th advanced civilization on this planet. The last one was destroyed by water.