I think it failed the first time for the same reasons it's gonna probably not do so well this time: it's a solution to a problem that doesn't exist....
I just jabbed then out with a sharp pencil and trimmed the little frayed edges with scissors. It didn't affect the structural nature of the cushion,...
Humans seem to have an instinct driving their ability to be attracted/respect/admire and/or willingness to follow another person. Assuming these are satisfactory definitions of the tangible effects charisma (as opposed to comeliness, or raw physical attraction.)
I was first exposed to this idea by Joseph Campbell in The Power of Myth, followed by Hero with a Thousand Faces. Compelling works.