Razor razors were the most common form of shaving before the 20th century and remained common in many countries until the 1950s. Barbers were specially trained to give customers a thorough and quick shave, and a collection of straight razors ready for use was a common sight in most barbershops. Barbers still have them, but they use them less often. Straight razors eventually fell out of fashion. Their first challenger was manufactured by King C. Gillette: a double-edged safety razor with replaceable blades. Gillette's idea was the use of the "loss leader" concept, in which the razors were sold at a
Invented here employees. One quotation that sums up the philosophy of "Invented Here" is "Gee, it can't be worth much if someone local thought of it first." Invented here Invented here is an opposite of "not invented here" and occurs when management of an organisation is uncomfortable with innovation or development conducted in-house. Reasons this might be the case are varied, and range from a lack of confidence in the staff within the organisation to a desire to have a third party to blame in the event that a project fails. One effect of this version of "invented here" is that detailed