I don't think the point is that Othello-GPT has somehow modellled the real world training on only games but that tasking it to predict the next move forces it t

I don't think the point is that Othello-GPT has somehow modellled the real world training on only games but that tasking it to predict the next move forces it to model its data in a deep way. There's nothing special about Othello games vs internet text except that the latter will force it to model much more things.