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
First World "nations", e.g., cultural entities and ethnic groups, of indigenous people who do not compose states in the traditional sense. Rather, they live within or across state boundaries (see First Nations). One example is the Native Americans of North America, Central America, and the Caribbean. With the fall of the Soviet Union in 1991, the Eastern Bloc ceased to exist and with it, the perfect applicability of the term Second World. The definitions of the First World, Second World, and Third World changed slightly, yet generally describe the same concepts. During the Cold War Era, the relationships between the First World,