And it's all because of 2 Tim. 2:15. If that verse of scripture is not heeded, the result is what happens when people try to force James 2:24 into the dispensation of the grace of God.
And if you don't believe that, just try to explain it any other way, and make it FIT into our time. Without twisting yourself into a pretzel of confusion, frustration, and denial.
And then we get to what the definition of "is" is.