In Australia we use Preferential or Optional Preferential voting (aka Instant Runoff) for pretty much all elections (federal, state and local), and it works rea

In Australia we use Preferential or Optional Preferential voting (aka Instant Runoff) for pretty much all elections (federal, state and local), and it works reasonably well. First-past-the-post voting seems like a completely backward way to vote, and perfectly designed to make voting for a third party candidate a difficult choice.