On this day in 1991, the World Wide Web debuted as a publicly available service on the Internet. In 1955, Tokyo Telecommunications Engineering, the precursor to Sony, began selling its first Transistor radios in Japan. And in 1944, IBM dedicated the first program-controlled calculator, the Automatic Sequence Controlled Calculator (known best as the Harvard Mark I). Happy Birthday Charlize Theron (1975), David Duchovny (1960), Wayne Knight (1955), B.J. Thomas and Garrison Keillor (1942), James "The Amazing" Randi (1928), Louis Leakey (1903) and Mata Hari (1876). RIP Peter Jennings (d. 2005), Oliver Hardy (1957) and Squadron Commander E.H. Dunning (1917), the first pilot to land his aircraft on a moving ship. "Make sure you have finished speaking before your audience has finished listening." - Dorothy Sarnoff