And will likely be just as disappointed when the purchased set falls short because they aren't using them with exactly the same camera settings/render settings as the vendor.

To each their own.  Despite having been given a couple of the 'better' light sets as gifts (Render Studio etc) I never use them, in the time it takes me to tweak one to my liking, I could have set up my own twice over and gone to get coffee from Tim Horton's while I wait for the image to render.