Ayman al-Zawahiri (the defacto “leader” of Al-queda today) could easily be in some back room hidden in Pakistan right now. He technically is not listed as dead either.
https://en.wikipedia.org/wiki/Ayman_al-Zawahiri
Stranger things have happened in our world.
It depends on how much these experts law enforcement people care too. A random IRS guy found the Silk Road guy, not some fancy investigation. The question is anyone in India, or where ever with corrupt police and military, are even looking hard for her.
You probably need someone like the Americans, UK, or Russians (see Shamil Basayev https://en.wikipedia.org/wiki/Shamil_Basayev) IRL to really care at this level.
Note: I haven’t listened to the podcast or deeply into her, just my point of view on that subject.