> For the complete documentation index, see [llms.txt](https://earn.blink.sv/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://earn.blink.sv/chapter-206-the-evolution-of-money-iv.md).

# Chapter 206 - The Evolution of Money IV

- [206.1 Lesson - nixonShock](https://earn.blink.sv/chapter-206-the-evolution-of-money-iv/206.01-lesson-nixon-shock.md)
- [206.2 Lesson - fiatEra](https://earn.blink.sv/chapter-206-the-evolution-of-money-iv/206.02-lesson-fiat-era.md)
- [206.3 Lesson - digitalFiat](https://earn.blink.sv/chapter-206-the-evolution-of-money-iv/206.03-lesson-digital-fiat.md)
- [206.4 Lesson - plasticCredit](https://earn.blink.sv/chapter-206-the-evolution-of-money-iv/206.04-lesson-plastic-credit.md)
- [206.5 Lesson - doubleSpendProblem](https://earn.blink.sv/chapter-206-the-evolution-of-money-iv/206.05-lesson-double-spend-problem.md)
- [206.6 Lesson - satoshisBreakthrough](https://earn.blink.sv/chapter-206-the-evolution-of-money-iv/206.06-lesson-innovative-solution.md)
- [206.7 Lesson - nativelyDigital](https://earn.blink.sv/chapter-206-the-evolution-of-money-iv/206.07-lesson-natively-digital.md)
- [206.8 Lesson - CBDCs](https://earn.blink.sv/chapter-206-the-evolution-of-money-iv/206.08-lesson-cdbcs.md)