I became a Christian after the reformation - centuries after. I go by the word of God and my relationship with him through prayer and his answers rather than my knowledge of the history of any man-made church.
But the article was interesting and I buy into all six quite readily.
The 7th day Sabbath was etched in stone by God's own hand as a memorial of his creation of Earth. God has never changed it, but the Catholic church cheerfully and smugly admits they did.