Here's the wonderful Michael Kitces with a great blog post on this idea: https://www.kitces.com/blog/indexing-2-0-how-declining-transaction-costs-and-robo-index

Here's the wonderful Michael Kitces with a great blog post on this idea: https://www.kitces.com/blog/indexing-2-0-how-declining-transaction-costs-and-robo-indexing-could-disintermediate-index-mutual-funds-and-etfs/ https://www.kitces.com/blog/indexing-2-0-how-declining-trans...