If you are not a savant, you believe in power of compounding. This is just a simple calculator to show you how much money you will have in 200 years. If you use this, Warren Buffet loves you.
Warren Buffet's Shareholder Letters
Words from the king of old people. I made the letters small so boomers cannot read this anymore. Check how Warren (first name basis) invested through the years and play around with the data. P.S. This is better than Berkshire official website.