The article discusses the potential effects of a wealth tax on individuals, particularly successful founders of companies. It models the growth of a company's stock value over time and calculates the amount of wealth tax that would be owed at different tax rates and thresholds. The article suggests that even a relatively low wealth tax rate can have a significant impact on an individual's wealth over time. A wealth tax compounds, meaning it is applied repeatedly to the same asset, which can lead to a substantial reduction in wealth.