Where has all the quiet gone?

In response to the recent film adaptation of the musical "Wicked", one American theater company has chosen to prohibit audience members from singing along to the songs. We dig into the concept of silence to ask why we sometimes crave quiet, yet find it awkward at other times. / Are you concerned that your negative restaurant review may be removed? Perhaps take inspiration from these creative food reviewers (18:28)! On the show: Steve Hatherly, Niu Honglin & Laiming