https://www.sageadvice.eu/the-1st-mystic-said-that-psionics-and-magic-are-two-distinct-forces-then-changed-it-to-psionics-is-a-special-form-of-magic-use-distinct-from-spellcasting-now-there-is-arcane-divine-and-psio/
The 1st Mystic said that "psionics and magic are two distinct forces" then changed it to "psionics is a special form of magic use, distinct from spellcasting". Now there is arcane, divine and psionic spellcasting