They know exactly what they are doing. They don't need advice they are just trying to taint the public with hints of unfairness. They know what the rules are they just want to be able to pretend they are victims its easier than examining the truth of what the actual testimony has been so far. Arguing over "procedure", or some unfair "due process" is so much easier to do than have to face questions about all the evidence so far.
They walked into a secure room where they KNOW you aren't supposed to be recording holding up cameras. Its witness intimidation, its childish, and ridiculous. Schiff had to call the Sergeant at arms and delay the hearing