The document summarizes key events in the development of radio broadcasting and computing technology between 1910-1930. It outlines that radio broadcasting began in the United States in 1920, and that in 1928 the Galvin Manufacturing Corporation (later known as Motorola) began making car radios, coining the term "Motorola." It also provides a brief overview of the four main parts of early computers: input, output, memory, and processors.