We know that there is oil beneath the earth’s surface, and that humans drill for that oil every single day. This requires a hole to be dug deep enough to reach the oil. So if the earth’s continental crust is between 30 and 50 miles thick, how deep do you think humans have dug? Check out this video to see a comparison of how deep humans have gone into the earth’s crust.
New eBook: ‘Cryptocurrency 101’
Don't want to lose your dough to crypto? Check out my new eBook, "Cryptocurrency 101." I walk you through buying, selling, mining and more!