Do we pay enough for tea? Dan Saladino - a long-term and deeply committed coffee drinker - continues his look at our love affair with the leaf.
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Dan catches up with the BBC's South Asia Correspondent Justin Rowlatt, who has reported on conditions for tea workers in Assam, India. He also discovers a world of 'rock-star' tea growers and learns how to tell the difference between CTC and orthodox tea - and why it matters.
Presented by Dan Saladino and produced in Bristol.