“Just live cheaper and invest! If you’re not already livin the Dream in your 30s, you’re just not doing things right, it’s your own damn fault, etc etc ad nauseam”
(Not that no-longer-Venerable Beeb is any more than a shadow of what it used to be.)
Surely you can’t mean to suggest that it’s actually tepid earning potential, rather than avocado toast, that keeps “save enough for retirement in 10-ish years” from being practical in most cases?
That sort of empiricism is a sin against human interest fluff.