Among the advantages of analog is that is offers an infinite number of representations — for example, on a clock, as the hands move around the clock it can represent every single possible time, while a digital clock has a finite number of possible times it can represent
Read the full article at: iotdesign.embedded-computing.com
Contrary to popular belief, analog is not “bad”, in fact it is better than digital, proven example in the human brain – stores and thinks using analog. If computers could do this they’d be way, way more powerful. The software is too tough for most brains to write though. 😉