A series of "indescribable, unreasonable errors" by the crew led to the shipwreck in which British tech entrepreneur Mike Lynch and six others died earlier this week, the yacht manufacturer's CEO told Reuters on Thursday.The British-flagged Bayesian, a 56-meter-long (184-foot) superyacht with 22 people aboard - 12 passengers and 10 crew - capsized and sank on Monday within minutes of being hit