www.scmp.com For me, real coffee shouldnt be served in a giant plastic cup or enjoyed with a slim straw. Many people are now buying caffeine rather than a cup of real enjoyment, says barista Chan Tsz-king. And on that backdrop comes the city’s first barista championship where 17 coffee connoisseurs compete for the title of Hong Kong Grand Barista Champion. He or she will then take part in the Australasian finals. Prior to the Hong Kong finals, we take a look at some of the action at the …