The document outlines the key developments in camera technology from 1727 to 2012, including the discovery that silver nitrate could capture images (1727), the first photograph using a camera obscura that required an 8 hour exposure (1814), the daguerreotype process requiring only 30 minutes of exposure (1837), the development of the calotype process allowing multiple copies (1841), and the invention of roll film and consumer cameras culminating in wireless sharing capabilities (2012).