Congress didn't want to tell the public the truth, that the government can spy without a warrant, so created FISA to make a cushy job for lawers and judges, and hide the fact from the public, that the government spies its ass off without warrants.
All for your own protection, of course. Otherwise people like Trump might get elected.
Sounds wonderful. They really want to follow the 4th amendment!
Congress didn't want to tell the public the truth, that the government can spy without a warrant, so created FISA to make a cushy job for lawers and judges, and hide the fact from the public, that the government spies its ass off without warrants.