You're dating yourself! 
AG is the one conceit, and it obeys conservation laws, etc. Explained in book 3 (not yet released).
-
-
Every SF novel is entitled to 1 freebie!
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.