This week Channel 4 aired Chris Packham: Is It Time To Break The Law?, an excellent documentary about Chris Packham deciding if the scale and urgency of the Climate Emergency warrants breaking the law to bring about climate action. It is well worth your time.
Researchers from the University of Washington developed a swarm of audio robots that autonomously position themselves around a noisy environment to create different audio zones, which can be isolated from each other. The robot smart speakers can be used to isolate and record or block out separate conversations, as the sound sources move around the environment.