Base2


 * ''AKA Binary Numeral System AKA Zeroes and Ones

=History= Two number counting system, used since 500-200 BC. It is the system computers use to process instructions. Without Base2 computers probably never would have evolved so rapidly. Early [Mechanical computer|Mechanical computers] in the 1920-1930's used the Base10 system to process instructions. =Related=
 * Punch card
 * Punch tape