Is it over? No, It hasn't even begun yet. Now that there will be more things on the Wii, things will continue. Wii will out-pace the others for some time to come.
Predictions for 2009: (Right) (Wrong) (Partial)
Pokemon Gold/Silver DS Japan in September
NES colored Wii and SNES Classic Controler for Christmas
Super Role Bros for Christmas
FF Remakes announced; VII PS3 VIII 360 IX Wii
New Super Mario World November 2009