The Berlin public of the mid-eighteenth century was fascinated by the 'original genius' of C. P. E. Bach and never tired of listening to his 'Concertos'. These works call for a talented soloist capable of mastering the multiple facets of an original and finely worked musical texture. A challenge taken up with panache (and on a period instrument) by the oboist Xenia Löffler, surrounded by her distinguished colleagues of the Akademie für Alte Musik Berlin.