I don’t think that ‘Eliezer’s book’ refers to HPMOR. I think it is more likely that he is asking about the book based on the Sequences (for which this is probably the most recent thread).
I don’t think that ‘Eliezer’s book’ refers to HPMOR. I think it is more likely that he is asking about the book based on the Sequences (for which this is probably the most recent thread).