Set a reasonable default audio delay based on system information
Certain audio output devices such as AirPlay can have large delay, so by default, the playback controller should configure libvlc accordingly (and if there is a suitable UI, let the user play with it).
vpc.audioDelay = -[[AVAudioSession sharedInstance] outputLatency];
To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information