Ranked pairs does not have a quadratic ballot length, since all of the preference information can be computed from a single ranking of the candidates.
EDIT: I was also swapped "later-no-harm" with "independence of irrelevant alternatives". I should stop writing comments before my morning coffee.
Now if only we can change the political zeitgeist from "Ranked Choice Voting" implying Instant Runoff Voting, to RCV implying Ranked Pairs. IRV is merely what victims of the two party duopoly think they want to express their current frustration, but it would fall apart the more we actually got away from the one dimensional spectrum.