Event organizers define "airness" as the ability of a performer to go beyond playing an imaginary guitar to create a new art form.

VOA: special.2009.08.14

In our art music, our symphonies, concertos genres of this sort, the performer is actually much less important.

在我们的高雅音乐,像我们的交响乐,协奏曲,这类的体裁中,演奏者往往不那么重要

耶鲁公开课 - 聆听音乐课程节选