Well, they're not going to have much records of many bitcoin users' trail.
Yes, I do believe that each congressman should read the whole legislation they vote upon, at least for those they vote "yes" upon. Voting "no" regarding a stack that is incomprehensible does more good for everybody involved.
It should be obvious that this is not the case. Voting "yes" almost always gives the government more power, and who is voting "yes"? Members of the government. Who are each people, who look after their own interests as they should. We should follow their lead and look out for our interests.