1 In 2013, Mount Sinai Hospital's expenses grew more quickly than income: expenses increased by 10%, while income only grew by 5%. 2  The organization's primary cost driver is personnel, which accounted for 49% of total expenses in 2013.
Electronic television was first successfully demonstrated in San Francisco on Sept. 7, 1927. The system was designed by Philo Taylor Farnsworth, a 21-year-old inventor who had lived in a house without electricity until he was 14.
The televison set was invented by not one person but a group of numerous personnel. The principal idea was based on photoconductivity of the element selenium, founded by Willoughby Smith in 1873.n 26 January 1926, John Logie Baird demonstrated the first public television, which transmitted live moving images. Several months later, 3 July 1928, Baird demonstrated the first colour television. In 1923, Charles Francis Jenkin demonstrated his own version of a primitive television set.