The original parent asked for an opinion, and I gave it. Perhaps hyperbolic, but also concise in its description.
It would not be “informative” for me to research anything, since I already know about the soy lecithin angle and didn’t think it was worth mentioning.
What makes each bar taste differently wasn’t part of the discussion until you brought it up, and you obviously have answers to that question, so there’s no need to belabor it.