Comment: It is.

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In reply to comment: Here is what really bends my (see in situ)

It is.

But his experience is to change it for the worse.
Now that doesn't mean that he doesn't know how to change it for the better, so he might know just how to do that too.

The question is, "Would he, or would he instead be a covert mole for the people he spent his life working with?"
You tell me?

Why risk it? Get an adviser who isn't so suspect.