An analogy to public-key encryption is that of a locked mail box with a mail slot. The Maasai, the Samburu, the Turkana, Swahili, the Kikuyu these are the peoples whose histories and daily struggles tell the story of a country and of a continent the struggle to maintain traditions as the modern world crowds in, the daily fight for survival in some of the harshest environments on earth, the ancient tension between those who farm and those who roam. Ashton confie Г John Lanchbery. Although think tanks existed in Japan for some time, they generally lacked independence, having close associations with government ministries or corporations.