When playing with the unlocked camera, holding down space will temporarily let you use the locked camera until space is released.
I would like the reverse to be done with the locked camera, i.e. holding down space will temporarily unlock your camera, and when you release space, it will snap back to the locked camera.
© 2013 Riot Games, Inc. All rights reserved. Riot Games, League of Legends and PvP.net are trademarks, services marks, or registered trademarks of Riot Games, Inc.