The top score overall has been posted by Andrew - 2744.
You can answer a max of 145 questions per game. So you answered every question in less than a second, your max score possible would be 145 * 19 = 2755.
Either the guy is a savant or I smell shenanigans.
Someone has 2554 on the leaderboard lol.. well the questions repeat themselves often enough, still would take a bit of time to get there…
(In my mind the traditional starting date of the SCG test is Jan 2 still, not Jan 3…)