+ * Can sort pirates by their skills in the key duty puzzles. Press
+ a single keystroke to sort by:
+ s: sailing b: bilging
+ c: carpentry g: gunning
+ n: navigation (duty nav) t: treasure haul
+ d: driving (battle nav) a: sort by pirate name
+ It will prefer to list near the top pirates whose other skills
+ are weaker. This functionality is disabled if stdin is not a tty.
+ Other keystrokes:
+ q: quit the program (^C works too)