They're not "worthless." They'll be under oath.

Assuming Durham and his team coordinate with Republicans on the questions asked, they can pinpoint exactly what they lie about.

Conducted properly, this could assist Durham's team in securing convictions.

I'm not saying it'll happen, but it's a potentiality.

E: I give up. If you guys don't understand why this is a great place for a perjury trap, and how it'll be setup, you're on your own.