Photocopier a convergence in some high-end machines between the roles of a photocopier, a fax machine, a scanner, and a computer network-connected printer into a multi-function printer. Lower-end machines that can copy and print in color have increasingly dominated the home-office market as their prices fell steadily through 2017. Higher-end color photocopiers capable of handling heavy duty cycles and large-format printing remain a costlier specialty for print and design shops. Chester Carlson, the inventor of photocopying, was originally a patent attorney, as well as a part-time researcher and inventor. His job at the patent office in New York required him to
The World Next Door (The Twilight Zone) destroys a bookshelf and discovers a bolted door behind it. He opens the door to discover a second door and opens that as well, and finds himself in the wine cellar of an adjacent house. His own appearance has changed to look like his "dream-self" circa 1900's. A woman's voice calls down for Barney to come up and rejoin the party where he finds his friend Milton. In this world, Barney is the president of a successful company along with Milton as his partner, and they have invented something to help the fuel efficiency of automobiles. After the party, Barney