For the foreseeable future, there will be plenty of periods in which diversification will seem to fail as tidalwaves of money crash in and out of all assets at once.
He began to learn all this as a baby, when his grandfather, himself a master navigator, held his tiny body in tidal pools to teach him how wavesand wind blew differently from place to place.
Because the area around the St Davids peninsula is fully exposed to the storm waves of the Atlantic and has major tidal streams it has been identified by the assembly government as a potential site for tidal energy.
Ocean hits are worse than land hits, not just because of immense tidalwaves, but because of the vast quantities of super-heated water vapor and dust that spread from the impact to shroud the entire Earth.