Going to the home screen, locking the screen or switching apps with audio playing in the VLC app causes the playback to stop. According to the documentation, it's supposed to work. Yet, each forum post I have found with somebody asking the same question gets "yes it does work" but a total failure to elaborate. Anyone, anyone?
Scratch that - it's a bloody setting. Please delete, mod.
Scratch that - it's a bloody setting. Please delete, mod.