– Many, many mentions of making and drinking coffee. Seems to be a very Swedish custom.
– Precise timekeeping of every single event that takes place. Characters sleep very little then sleep for over half a day to compensate.
– Larsson living vicariously through Blomkvist: good-looking ladies man, brilliant journalist, completely ethical, comes to the correct conclusion every time even with the barest amount of circumstantial evidence. Every time Mikael comes across a woman who is described as attractive, odds are good that she will sleep with him. The journalist’s James Bond.