Noble guess, but no. :} The trick to finding the hidden dragon is that said wyrm has hidden in human shape for so long and so well that published Realmslore sees the being as a human, not a dragon.#Realmslore
— Ed Greenwood (@TheEdVerse) May 26, 2020
Maybe this explains why Volo is still alive. Or Durnan.
— Christopher Mathieu (@LonePaladin) May 26, 2020
1)
No, both of those longevities have been clearly explained in lore. Durnan is still sitting on a few potions of longevity; he and his wife have imbibed many already.
Volo is unwittingly one of Mystra’s ‘Weave anchors,’ invested with some of her divine fire, 2)
…which has kept him alive on quite a few improbable occasions.
Many others, like Mirt (trapped inside a blueflame magic item) survived the Spellplague and its aftermath in one form of stasis or other.#Realmslore— Ed Greenwood (@TheEdVerse) May 26, 2020