SIX weeks ago, on January 16., an 84-year-old Englishman set out on a raft, built here in La Gomera in the Canary Islands, to drift 2,800 miles across the Atlantic to Eleuthera Island in Bahamas, tracing the route upon which a ship’s 18-foot long jolly boat carried the survivors of the 41 crew of an English cargo vessel sunk by a German ship disguised as a merchantman (but then drawing back the deck-cowlings to reveal cannons and machine guns) during World War 11.