Summer lightness: errors that puzzled and/or irritated you.

A friend on facebook says that Hamnet contains a pretty serious error — naming the Costwolds the Chilterns (or, pretty much equivalently, mislocating the Chilterns between Stratford and Oxford). I’m not sure that would ruin the book for me, but I definitely would find it annoying (knowing both areas very well makes it worse, but even if I didn’t know them!). My, recent, error/irritation, was in the film Oppenheimer. Oppenheimer meets Jean Tatlock at a cocktail party and one of them (I forget which) almost immediately attributes the slogan “Property is theft” to Marx; the other (again, I forget which one) agrees that Marx said it. I then spent the rest of the movie wondering whether it was the characters, or the screenwriters, that made the error. If its the characters that tells us something quite interesting about them: they are basically poseurs, or at least posing in this context where they are also flirting, and (probably) one of them is refraining from correcting the other (for…