[warning: non-geeky personal blog entry for benefit of extended family] A few weeks ago mum and dad were sailing their boat up an inlet in a group of islands called the Andamans. (They’re about halfway between India and Thailand and belong to India) They ran aground on a coral reef on a spring tide thanks to some bad local directions – although dad takes the blame for sailing unknown waters on a spring tide. There was one more tide that …

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