Because many want to believe but are confounded and lost by the teachings and traditions of men that make void the Word of God in thier ears. Our friend here makes many valid points that contradict what is commonly taught about by men about God, His Plan, and the Living Word of God.

Satans favorite place deceive is from behind a pulpit.

That does not mean we are not thrown a paddle. Nor that tangible answers to OP's questions aren't written in the Word of God that most do not understand. For instance the earth is millions upon millions of years old, yet most in Christianity have been taught that they not see reality in its fullness.