There's a rhythm to Philibert's work, a tangible linearity - as he knows how to take every day life and illuminate it, find the subtleties, the nuances for us to appreciate and to resonate with.

[Documentary maker Nicolas Philibert's] admiration for Radio France's work and public-service ethos is self-evident, but this is a very hard film for a non-French audience to engage with.

Superb camerawork ably captures the energy of the diverse activities taking place within this distinctive circular building ... but it's the wonderful sound mix that best conveys the immediacy and intimacy that makes radio so unique.