Mmm. There's also the 4th option is probably better expanded to, individual perception of communication are encoded and decided using fundamentally incompatible

Mmm. There's also the 4th option is probably better expanded to, individual perception of communication are encoded and decided using fundamentally incompatible protocols because of entirely differing status, background, wealth and social structure. I don't think personality real encapsulates it. I don't believe Elon musks personality has changed, but his fundamental GIGO has.