We were supposed to have 50 choices, but the unchecked expansion of the powers of the federal government make your post a reality.
By that logic, imagine the sub-thread of intra-state air-travel security requirements. We'd have to show ID for DTW-TOL, yet not DTW-FNT.
Does anyone know the segment the OP was attempting to fly (
presuming it was PHX-SEA)? If US PHX-TUS, this could get interesting...