News Analysis: Russian Ruble Gets Its Own Symbol for International and Domestic Trade. Since this Symbol is New, Design Submissions from many Citizens. They were evaluated and decided upon after much discussion. It is helpful for both the Marketing of the Ruble to the General Public, International Traders, as well as to Central Banks to have a Recognized Communicable Symbol of a Nation’s Currency.
As more Nations engage in Ruble Denominated Transactions its appearance will be Omnipresent in the World. Reality.
Reference: http://rt.com/business/ruble-has-its-own-sign-038/