--no-hud
disable HUD drawing (includes the selected block outline)
+--no-audio
+ disable audio
+ the audio device and sounds will still be allocated
+ it just stops the interface from queueing buffers
+
World
-----
level there. C dumps info about the chunk of the pointed at block.
Press N to toggle player/world collision.
+
+F1 toggles UI rendering.
+F3 toggles a display telling how long on average it takes to compute a frame.
+F4 toggles audio.