IANAL.
Could Corsi force MASSIVE quantities of data via the discovery period that would be severely embarrassing to Mueller?
Also, potentially putting Mueller team on the stand and cross examine in open public recorded, under oath testimonies?
could be interesting. Especially, if done in a venue allowing cameras in court.
President Trump: "I understand your concerns about keeping 'sources and methods' secret, but in our legal system a person accused of a crime has the right to see any and all evidence that may exonerate him."