The S&P500 has increased 9.8% annually the last 100 years, roughly 6% annually adjusted for inflation. Yes, past performance is no guarantee for future, but historically a completely passive index placement of wealth into S&P500 would double the real (adjusted for inflation) wealth every 12 years. With absolutely no work.

Step-up basis is important for anyone who inherits property from their parents. That can be substantial in places like California where real estate has gone up a lot.

And for inherited rental property, there is another huge loophole: you can can depreciate the full market value of an asset that you got for free. That’s a substantial tax benefit for many years.