Earlier quoted context omitted.
I am a big fan of twillio, but I suspect that they or companies like it are contributing to the problem. I would like everyone that uses a telephone API to be required to register a bond. If they are found abusing the system, they will lose the bond and be banned from using ANY companies telephone system. That telephony companies do not take the opportunity fix tbe actual problem makes me think a court may be able to…
One of the most important/valuable things about Twilio is that people can get started easily with little friction. If you add a bond (aka insurance) into the process, you've added a ton of friction that will only solve a problem relevant in a tiny percentage of situations.
But phone operators should do something, like block voicemails left by a robot, either by detecting them automatically, or blacklisting numbers, or, why not, offer the option of a captcha before leaving a message:
in order to leave a message to this person, please enter the result of the following operation: how much is 3 times 4...
Maybe there's an opportunity for a startup here. It could work before the fact with a captcha as above, or after the fact: it would listen to your messages and spam-rate them.