I can see so/sp, but I thought sp/so since the keywords for sp/so are like, "to conserve" while the keywords for "so/sp" are like, "to use, to exploit." I feel like everything Musk does is for the highest form of preservation possible (from the perspective of a human)--the preservation of the existence of humans. Could also explain why some might see him as introverted too.
Either way, I'll take all the LIE-Te sx-lasts @Myst doesn't want