Are you intimidated by airline miles? Have you never flown often enough for it to seem worth it? However, you may be flying more in the present times. It might seem like a good time to buckle in and learn as much as you can.
Chances would be higher that flights would not be as complicated as they appear. There would be a plethora of hacking to be done in order to get optimal points. Most of the people would be happy to accumulate and spend the best miles card without too much thought on it as they should have been giving.