Wikipedia nonsense - bit usage

bit usage | meridian a metre | County of Fürstenberg | Ministerpräsidenten der Ukraine | Bad Eisenkappel | departments of Peru | Taijikistan | districts of Hungary |

English

https://en.wikipedia.org/wiki/Bit#Unit_and_symbol
the lower-case letter b is widely used 
as well and was recommended by the 
IEEE 1541 Standard (2002).

Deutsch

https://de.wikipedia.org/wiki/Bit#Schreibweise
das alternative „b“ ist ungebräuchlich.

Widely used vs ungebräuchlich. Spass mit Wikipedia.