The South Korean market has kept investors on the edge of their seats this year. The Kospi swung from a heavy selloff to a record one-day surge last week, with 30-day volatility now rivalling Bitcoin's. Samsung and SK Hynix are the two names in the spotlight right now, but after a record start to the year, the market has paused for breath. Samsung's chip division just delivered a profit up more than 250-fold from a year ago, SK Hynix posted a record quarter with gross margins of 83%, and both ...