Live updates as Andy Murray takes on Grigor DimitrovMurray banks on revenge against Dimitrov at Australian OpenEmail tennis thoughts to daniel.harris.casual@theguardian.com or send them the Twitter way @DanielHarris 9.31am GMT It doesn’t seem a whole lot of fun, being a tenniser. Shlepping round the world, repeating drills, staying brutally fit, success of a season determined, more or less, by what happens in eight weeks out of, maybe, 48.