I think this will be a security mess, get misused for bullying with even worse outcomes, and hopefully there will be legislation that will tame these kind of applications, regardless of how technology cool it might be.
Or people will get used to it and over time stop trusting video that much; just like you wouldn’t trust this comment if I wrote that I am Tim Cook[1].
And most likely a bit of both, i.e. some extra laws and some extra awareness.
[1]: https://www.threads.net/@jazzdispensary/post/DFdXpC2SLqU
Completely agree and the recent news about financial fraud perpetrated via video conferencing (as a component of the attack) validates your point.
On the other hand, if tools like these don’t get out into the wild and show the dark arts potential, then it remains a straw man argument against unchecked distribution and use cases.
Things are going to get ugly and it remains to be seen how much weight a check-box legal liability waiver will hold up.