What percentage of income do you think young people should be saving? Because from what I see, this is the age of freely available personal finance advice, and more people seem to be following it at whichever age they stumble into stable income. Sure, there would be splurges here and there, but as far as I can tell, people are saving well.
https://www.cnbc.com/2019/11/20/why-young-people-are-saving-...
https://www.vox.com/sponsored/13219620/chase-newsroom-genera...