John Bogle himself chiming in on it: https://www.seattletimes.com/business/vanguard-founder-john-bogle-warns-index-funds-becoming-too-big/ https://www.seattlet

John Bogle himself chiming in on it: https://www.seattletimes.com/business/vanguard-founder-john-bogle-warns-index-funds-becoming-too-big/ https://www.seattletimes.com/business/vanguard-founder-john-...