I think it is quite appropriate since it is a discussion of using arrangers to make music in certain situations and being inspired by that situation. No different from discussing best way to use them in nursing homes, or honky-tonks and being inspired by the applause or shouts of "Play Mustang Sally!"
The thread is clearly labeled. If it doesn't interest you, just don't read it.
Right or wrong, the atheists here are quite likely in the minority. I certainly believe there is a Higher Power. I KNOW there is.