PPT Slide

*Newsweek, 1998

Date Invention Years To Mass Use

• 1873 Electricity 46

• 1876 Telephone 35

• 1886 Gas Automobile 55

• 1906 Radio 22

• 1926 Television 26

• 1975 PC 16

• 1983 Mobile Phone 13

• 1994 The Web 4

Internet