4E

Any thoughts what might be on the flash drive that would help Cardinal Gallo?

It had to be information that could be used for blackmail to aid Cardinal Gallo.

I agree with >2 JohnDBurke:

Some information he thinks he can use to become Pope.

Yes agree with others information he could use to blackmail others helping him become Pope.

Have to agree with all.

>2 JohnDBurke: Yes, agree. Something to help Kastor become Pope.

No idea.