I went looking for that xkcd to post an "obligatory xkcd needs updating" comment, but you beat me to it! What surprises me about it is that connect four was on

I went looking for that xkcd to post an "obligatory xkcd needs updating" comment, but you beat me to it! What surprises me about it is that connect four was only solved in 1995; that seems relatively late for a 6x7 grid with only 7 possible moves per turn.