[ castiel hasn't even considered that these people might have have been human (or at least humanoid, biological, fleshy creatures) once, and that these visages are only shells. which might be ironic, since the body he's wearing is only a shell. but it never occurs to him that humans could come up with their own concept of vessels.

he would probably find the thought unsettling. ]

It is, thank you.

[ castiel inclines his head, completely ignorant to clint's inner turmoil. ]

I was going to try getting back in the pool.

[ but he's slow, picking his way over. ]

I think you might be right. The disasters themselves could be a catalyst for whatever causes the diffusion zones.