I'm one of those that save/invest 70% of their take-home income. It's not about frugality at all - I would gladly pay for an increased quality of life - but it's simply not on offer.
Past a certain threshold, a threshold well within the reach of western upper-middle-class households, the exchange rate between money and the quality of life becomes essentially zero.
What's left are pointless status seeking games, scams and useless trinkets. The Bible's Book of Ecclesiastes describes it poignantly:
> I denied myself nothing my eyes desired; I refused my heart no pleasure[...] Yet when I surveyed all that my hands had done and what I had toiled to achieve, everything was meaningless, a chasing after the wind; nothing was gained under the sun
> I denied myself nothing my eyes desired; I refused my heart no pleasure[...] Yet when I surveyed all that my hands had done and what I had toiled to achieve, everything was meaningless, a chasing after the wind; nothing was gained under the sun