Tom Horn makes a very real presentation in his book that may explain a lot of the mystery surrounding Noah's flood and the true reason for it. Matthew 24:37But as the days of Noah were, so shall also the coming of the Son of man be.
As always, we here have nothing to gain from the sale of this book. But it is a great book to read if you want to understand more fully these verses:
Genesis 6:2That the sons of God saw the daughters of men that they were fair; and they took them wives of all which they chose.Genesis 6:1-3 (in Context) Genesis 6
Genesis 6:4There were giants in the earth in those days; and also after that, when the sons of God came in unto the daughters of men, and they bare children to them, the same became mighty men which were of old, men of renown.Genesis 6:3-5 (in Context) Genesis 6 (Whole Chapter)