A painting by Hieronymous Bosch, c.1510, portraying Paradise on the left and Hell on the right.
Logic and facts aside, my informal survey of lapsed christians: Reasons include- abuse by church members covered up or the victim was blamed. Second- Hell and eternal torment are so difficult to understand in the context of a loving God that people give up, assuming they are going to be among the majority of humanity doomed to be playthings for a spoiled and sadistic angel.
So I do not agree with the changes, I just understand the motivation.
The author didn’t search his NASB bible very well. After reading this article the first place I looked in my NASB was Matt 5:22 - and there it was “fiery hell”. Hard to take anything else he says seriously.