Mr Turing worked as part of the team which cracked the Enigma code at Bletchley Park inWorldWar II and went on to help create the world's first modern computer, the Manchester Small-Scale Experimental Machine.
The most enduring embargo inmodern day history is a remnant of a Cold War past when the Soviet Union was the enemy and theworld was on the brink of nuclear war.
Like the pro-democracy demonstrators out inthe streets of Cairo this week, immediately after WorldWar I, Egypt was filled with hope for developing a modern, tolerant society.