Holding our funds on bitcoin ahead of the economy improvements or manipulations is a safe haven against inflations admitting that as the economy grows is the more recessions in the future where only valuable and potential assets with stronger market cap backed can help it.
Saving has never made anybody rich in the modern time, it was back in the old that people can save and become rich. To be rich now, you'll need to invest your capital and that can be done by owning businesses that you invest your money inside or allow your money to do all the work for you by investing into others business that you get to share the profits in the future. Holding fiats is going to affect you when inflation hits. Buying Bitcoin is another form of investing your money but it doesn't get any easier because there's lots of risks with buying Bitcoin. The price of Bitcoin isn't stable hence you can't invest and be expecting to get the same value of your money in a short time. If you aren't the patient type then you can't succeed with investing in Bitcoin.