It doesn't make sense to me that the piece should start with a 17 month rest. Surely it doesn't really start until the first note is played?
replies(10):
He gives an up tick indicating the beginning of the music, then the downbeat of the start of the first measure.
No sound is heard.
The conductor continues to mark time. The silence is deep...profound.
The conductor continues to mark the time of the passing measures.
The audience listens.
At some point, positive sound breaks the silence - suddenly, loudly destroying the stillness! Or possibly very nearly silently - at the uncertain threshold of perception, the audible music begins...
Not that I'd expect a conductor to be needed for a soloist performance, but it makes the whole "when the conductor raises his hands" point a little off-topic.