I was particularly impressed, as I always am in books like this, by the relation made by McCarthy between Hergé's work and his life. Remi (to use his real name) shifted uneasily from his pre-war racism and anti-Semitism to a more liberal approach, generated perhaps by the very fact of writing in Nazi-occupied Belgium - a passive collaboration which he never quite expiated. And his grandmother, working in an aristocratic household not far from my own home village, rather mysteriously conceived his father and uncle (who used to wander around as if they were twins) and then married Mr Remi whose name was borne by her sons and their descendants, leading to the sort of genealogical fuzziness that can give you two obviously identical twins called Thompson and Thomson. As to who Hergé's real grandfather was, Belgian royalists can only speculate.
There were a couple of points that I did not really get in the course of McCarthy's argument. Much is made of Barthes' assessment of a short story by Balzac, ending in a 'vanishing point', holding 'the signifier of the inexpressible', a concept that didn't really convey much meaning to me. And I would have liked to see also some wider discussion of the geopolitical setting of the post-1945 Tintin stories, considering that the global situation is so crucial in the earlier volumes.
But basically it's a good painless introduction to literary theory by means of a well-known, well-loved canon; when McCarthy sneers in the introduction at 'Buffy-the-Vampire-Slayer-as-Postmodern-S
NB the icon for this post is especially appropriate since I wrote most of it on the way home.