This close-up shot of the ‘Flying Brick Wall’ as Fripp once dubbed the Wetton/Bruford team, is a graphic representation of the solidity and simpatico of their playing. In circumstances where the only guide point prior to starting is the guitarist shouting out the key (F, for all you trivia fans), the absolute fearlessness in their approach was a key factor in making King Crimson improvisations of the period such an exciting prospect.