An automatic telephone dialing system that dials from a list of numbers and turns the call over to an agent when a human responds. It increases productivity in a call center, because the agents ...

Combining automatic call distribution for incoming calls with predictive dialing for outbound calls, it makes more efficient use of an agent as each can handle the overflow of the other.

and it's an early form of predictive typing. It lets you press fewer keys and send messages faster. So for "Hello" you'd type 4-3-5-5-6. Much easier. With iOS 18, you can now use T9 dialing to ...