Investing
Notes, calculators, and real-world lessons I’ve collected on long-term investing. Built to play with, not just to read.
What works for me may not work for you, and none of this is financial advice.
Calculators
Plug in numbers, see what happens.
Real-world lessons
What actually happened to money in different scenarios — and what to take from it.
Cash vs inflation
What happens to $10k in a bank account over 30 years.
Open →Gold vs stocks
When buying gold pays off — and when it doesn’t.
Open →Rent vs buy
When buying a flat actually beats renting and investing the difference.
Open →Missing the best days
What sitting out the wrong week costs you over 30 years.
Open →DCA vs lump sum
Got a windfall? The counterintuitive case for not spreading it out.
Open →