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Eliezer Yudkowsky: Harry Potter and the Methods of Rationality (Paperback, Fanfiction.net)

In this alternative version of J.K. Rowling's famous tale, Petunia Evans marries the biochemist Michael …

Somewhat underwhelming

I've read HPMoR several times over the years, and every single time I notice that I like the experiment & learning-focused first half of it way more than the action/plot (?) focused second one. Maybe I'm just biased towards non-fiction.