Does APRS need GPS?

Does the Advanced Public Radio System, or APRS, really require GPS functionality? Is it a necessity for the system to operate efficiently, or could it potentially function without it? With the increasing demand for location-based services and the prevalence of GPS technology, it's understandable to wonder if APRS would benefit from this integration. But are there alternative methods for determining location or tracking that could be just as effective, if not more so? Let's delve deeper into this question and explore the potential answers.