ER: play sound when file operation finished

[inglorious]

enhancement request: play sound when file operation is finished (incl. ability to turn this feature on/off in settings)
very useful, especially in slow network environments...

[Dreamer]

+1

Few suggestions, options to limit this feature:

( ) Always disabled
(o) Always enabled
( ) Enable for at least [ 100 ] MB
( ) Enable for at least [ 30 ] seconds

[ ..... ] Custom sound file