1. The obvious: There will be a lot of fake speeches floating around that spout fake news and hate-filled views.
2. The less obvious: The prevalence of hatred and sensationalized rumors will embolden those who find themselves agreeing with the extreme views seemingly endorsed by some authority figure, and will add their support and authentic voices to the mix.
Perhaps this is just an extension of what has already been happening with the internet. We will find ourselves more fragmented and divided than ever, filling our chambers with literal echos of synthetic voices.