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
World Enough and Time (Doctor Who) a share of 22%. The episode received 5.00 million views overall, and it received an Appreciation Index of 85, the joint highest score of Twelfth Doctor episodes along with "Dark Water" from the eighth series. "World Enough and Time" received overwhelmingly positive reviews from television critics, with many of them hailing it the best episode of the tenth series, but also criticizing the network for spoiling the cliffhanger early on. The episode currently holds an approval rating of 100% on Rotten Tomatoes, the site consensus reading, "World Enough and Time" sets up the conclusion of "Doctor Who"'s tenth season with