> ARK Invest has vastly outperformed the S&P 500 and Nasdaq-100.

There are always funds that do better, until they don't:

* https://awealthofcommonsense.com/2020/12/a-short-history-of-...

Over a 15-year timeframe, most fund managers (especially in the US) underperform benchmarks:

* https://www.ifa.com/articles/despite_brief_reprieve_2018_spi...