Pokémon Omega Ruby and Pokémon Alpha Sapphire announced

Also, how does this demo work? I haven't found anything written about how it works that is simple (or stupid) enough for me to understand.
Any explanation from one of you folks in the know would be greatly appreciated.

Since you are in Canada, if you sign up to the Pokemon Trainer Club Newsletter by signing up at Pokemon.com and allowing them to send you newsletters, you will get an email on the 20th or the 21st which should contain a serial code which you can enter on the 3DS E-shop to download the demo.

In the demo you start with the middle-evolution of the starter pokemon and its mega stone and you can get items and pokemon that you can transfer over to the main game, including the 2 mega evolutions seen above. and possibly more