One is the 680x0 family, and the other is the PowerPC chips. 680x0 chips are the older, slower chips, stopped being made in 1995. The other is the PowerPC family of chips, incorporating the new RISC processing algorithm, which is the fastest of all the families. A computer is certainly a big help to most people that have one, especially businesses. It is a complex, delicate thing, and without any one of its components it would be useless.
Computers operate almost all of our businesses, in part.
Modern society could not advance without computers.