Just what we need, another startup injecting themselves into our lives. And then for the right price, "acceptable robocalls" can be Verified by Twilio™! SHAKEN/STIR[1] is a much more network-agnostic solution to the same problem, using essentially the same, well-established technology used by internet certificate authorities. As such, it has all the same basic problems that CAs do, but it's a hell of a lot better tha…
Looks cool but wouldn't it be cheaper and easier to just outlaw robocalling like the rest of the world has?
The problem is that determining the source is difficult and even if you did it is most likely over seas where enforcing the fine is impossible.
I would love to hear a technical solution that has been implemented somewhere that had a significant impact.