The last glacial cooling period ended approx 11,700 years ago.
If you were somehow alive then and able to put somehow $10,000 away to save every day and let's say to be nice, each year was 365 days long; when you reached this year you would have saved $42,705,000,000.
Here is Forbes top 40 Billionaires:
https://www.forbes.com/real-time-billionaires/#9beba583d788
You would be at 39.
And 71 million people here just said: Sure, you can buy a country sir, our country in fact.