If you are worried about competition from below, think about how people above should be worried about competition from you. If you are worried about competition from above, think about how people below are worried about competition from you. or you could not worry so much about competition and just keep your eye on the goal which hopefully isn’t just competition.
I'm not worried but I observe people younger than I and that definitely happen to be. I should say the issue is obviously more complex than the example I gave. In my opinion people are just having to compete too much for little return than the past and it likely brings an emotional toll with it.