Allan Massie: Well-judged kick can be best attacking option

The other day Mako Vunipola, the Saracens and England prop, said that he watched as much Rugby League as he could; there were things to learn that would help him to improve. “Which things?” you may ask; nothing certainly about the set scrum. If scrums in Union are often a problem, scrums in League are a joke, merely a device to get half-a-dozen players on either side briefly out of the way. Yet Vunipola was surely right. League can teach anyone, especially any tight forward, about running lines and deft passing. Partly because League is a simpler game than Union, some things are re…