What needs motivated the invention of the cash register? clerks from embezzling money, and the need for better sales accounting
I am pretty sure it is called a cultural trade
Yes it would be okay. You are only using it for 2 things. Not everything.
The answer is basso continuo
From the Italian language sometimes abbreviated as b.c is a technique of self-composition and execution and essential from the Baroque period
The basso continuo is played for one or various instruments, typically and harmonic as the keyboard instruments or others as the harp or lute
with the voice of bass simultaneously in charge of an instrument of grave tessitura like the violoncello, bassoon, the viola da gamba, contrabass and sometimes contrabasso.
It also receives the name of simultaneous accompaniment
