Avengers: Infinity War is so balls out (and no, I’m not talking about Thanos’s chin) with its franchise-combining ambition that you’d have to be almost clinically dead not to be entertained by it.

When Black Panther came out fans were surprised to find out that little sister Shuri, played by Letitia Wright, is the smartest person in the Marvel Cinematic Universe. People have been wondering how ...