# Haydn Martin > I write about personal finance and investing and stuff. If you like the content there's more here: https://www.perpetualprudence.com/ ## Recent Posts - [Putting Out a FIRE Part II: The Happiness Problem](https://paragraph.com/@haydnm/putting-out-a-fire-part-ii-the-happiness-problem) - [Putting Out a FIRE Part I: The Numbers Don't Add Up](https://paragraph.com/@haydnm/putting-out-a-fire-part-i-the-numbers-don-t-add-up) - [Against Optimisation](https://paragraph.com/@haydnm/against-optimisation) - [Is Crypto Here to Stay?](https://paragraph.com/@haydnm/is-crypto-here-to-stay) - [How to Invest in Memes](https://paragraph.com/@haydnm/how-to-invest-in-memes) ## Blog Information - [Homepage](https://paragraph.com/@haydnm/): Main blog page - [RSS Feed](https://api.paragraph.com/blogs/rss/@haydnm): Subscribe to updates - [Twitter](https://twitter.com/HaydnMartin_): Follow on Twitter ## Optional - [All Posts](https://paragraph.com/@haydnm/): Complete post archive - [Sitemap](https://paragraph.com/@haydnm/sitemap-index.xml): XML sitemap for crawlers