The BBC said cinema audiences would have "the best seats in the house" with key cameras in front of the conductor and a remote camera within the orchestra.

BBC: Last Night of Proms in 3D cinemas

The Sydney Opera House management has tried to quell the rumblings by putting up sound deflectors in the ceilings but the orchestra say they just look like toilet seats and don't help at all.

BBC: Sydney's opera rebellion

Shamus Khan, a sociologist at Columbia University, is analyzing the orchestra's subscriber lists to create a database mapping New York's elites in the seats of the concert hall.

WSJ: Philharmonic Unveils Trove Online