the Great Calamity, the Great Hunger, the Great Starvation, the Irish Famine - a famine in Ireland resulting from a potato blight; between 1846 and 1851 a million people starved to death and 1.6 million emigrated (most to America)
As of 2011, it was the world's largest software maker by revenue, and one of the world's most valuable companies. Microsoft was founded by Paul Allen and Bill Gates on April 4, 1975, to develop and sell BASIC interpreters for the Altair 8800. It rose to dominate the personal computer operating system market with MS-DOS in the mid-1980s, followed by Microsoft Windows.
Nadella, who joined Microsoft in 1992, previously served as the Executive Vice President of Cloud and Enterprise Group. Before joining Microsoft, Nadella was a member of the technology staff at Sun Microsystems.