The Price Floor is a minimum price set for selling items on ROBLOX, which was introduced on September 24, 2013. Along with the Outlines update, the price floor update was heavily criticized by the community upon its release. Prior to this update, the minimum price of T-shirts, Shirts and Pants was 1 and 5.
This system was first introduced in the CitroÃ«n SM in 1970, and was known as 'VariPower' in the UK and 'SpeedFeel' in the U.S. In the late 1960s, General Motors offered a variable-ratio power steering system as an option on Pontiac and other vehicles.
Italian Alfredo Barrachini in 1908 added electric lights to a cable-activated system. In 1918 the Naillik Motor Signal Company of Boston added electric motor drive. For slow or stop a switch in the brake pedal activated hands that swung out on both sides of the car.