what is binary used for today
1. Binary is a base 2 number system invented by Gottfried Leibniz where numeric values are represented by different combinations of 0 and 1, also known as OFF or ON.The primary language of computers, binary is still used in today's machines because it's a simple and elegant design.Binary's 0 and 1 method is efficient at detecting an electrical signal's off or on state, or magnetic poles in media like hard drives.. Binary is a base 2 number system invented by Gottfried Leibniz where numeric values are represented by different combinations of 0 and 1, also known as OFF or ON.