Elo Rating System

The rating system in ETT applies to ranked multiplayer games as a measure of approximate relative skill, based on the Elo system of chess ratings.Description[]Elo is a system where the rating difference between players is used to predict their likely results. As such, two players differing by 100 rating points are predicted to have similar disparity of results (the higher rated player winning 64% of games) no matter whether that's between players rated 2500 vs 2400, 1600 vs 1500 or 200 vs 100.The system is essentially risk vs reward - if you play a player rated far above you, you have a high risk so you gain many more points for a win then a low-risk game where you beat a player rated far below you. Conversely for losses, you lose many points losing to someone rated far below you and lose few losing to someone rated far above you.Players start at a rating of 1500. Previously players started at the ratings floor of 0, which led to a greater range of real skill being clumped at the lower...