# randmguy ## Recent Posts - [Why Should You Use Concrete Vaults?](https://paragraph.com/@randmguyy/why-should-you-use-concrete-vaults): DeFi unlocked a new financial system. - [What Makes a DeFi Strategy Actually Sustainable?](https://paragraph.com/@randmguyy/what-makes-a-defi-strategy-actually-sustainable): DeFi is full of yield. - [If You Can’t Explain Yield, You Are the Yield](https://paragraph.com/@randmguyy/if-you-cant-explain-yield-you-are-the-yield): DeFi made yield easy to see. But it made it much harder to understand. - [Why Capital Efficiency Is the Real Product in DeFi](https://paragraph.com/@randmguyy/why-capital-efficiency-is-the-real-product-in-defi): For years, DeFi competed on one metric: - [The Power of Compound Interest — and How Concrete Vaults Unlock It](https://paragraph.com/@randmguyy/the-power-of-compound-interest-%E2%80%94-and-how-concrete-vaults-unlock-it): Crypto’s real edge isn’t flashy returns or eye-catching APYs. ## Blog Information - [Homepage](https://paragraph.com/@randmguyy/): Main blog page - [RSS Feed](https://api.paragraph.com/blogs/rss/@randmguyy): Subscribe to updates ## Optional - [All Posts](https://paragraph.com/@randmguyy/): Complete post archive - [Sitemap](https://paragraph.com/@randmguyy/sitemap-index.xml): XML sitemap for crawlers