Perhaps it is those seemingly useless things that we instinctively like that give us the courage to keep living. After all, humans are not machines; we need meaning and that world which offers us a kaleidoscope of experiences.
Suddenly, Hexia had a sort of epiphany or premonition that the future would not be as many science fiction stories suggest, where human lifestyles and architectural styles become uniform. Those brick-like, neatly arranged and splendid architectural scenes might, after briefly flourishing in the fourth epoch, never appear again.
As material wealth progressively increases, people will slowly turn to pursue their own individuality and preferences. It's actually quite understandable upon reflection; how could there be two completely identical people in the world? Therefore, everyone's character and preferences are bound to be vastly different, with some variations.