Easy to build on Twilio. Then port your tainted number in, give a new number to the in-group. But the Twilio "clean call" plugins don't work. So, play the funn

Easy to build on Twilio. Then port your tainted number in, give a new number to the in-group. But the Twilio "clean call" plugins don't work. So, play the funny loop and offer a bypass for known-numbers.