Robocalls with AI voices to be regulated under Telephone Consumer Protection Act, the agency says. I’m pretty sure this puts us on the timeline where we eventually get incredible, futuristic tech, but computers and robots still sound mechanical and fake.
Seems you could do all of that easily enough with asterisk or any of its variants/frontends. Bonus, you can tweak the rules as you like, on the fly.
For awhile I was getting obv scam calls from china - I neither know anyone there nor do business of any kind there. That country code would be one of the first on my blacklist.