The MX Master 4 is the latest evolution in a line of pioneering mice that dates back more than 20 years and has long been the mouse to beat for everything but hardcore PC gaming. Having given it a magnetic free-spinning scroll wheel, plenty of buttons and precise tracking, now Logitech is trying something different for its seven-generation: the ability to tap back at you.
Every Tuesday, Guardian rugby writer Robert Kitson gives his thoughts on the headlines, scrutinises the latest matches and provides gossip from behind the scenes in his unique and indomitable style. See the latest edition here.
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