call of duty ideas

so here is a topic on call of duty ideas from what you would like to see in the call of duty games in future could be wepons idea,s to game modes or something bigger an better like the graphics me personally would like to see when you shoot at some 1 it would have the effects as you would in real life an same with the building if you shoot a rpg at the wall at least make a hole so we can peak thro lol an just a full game for online play so you can have more space to add cool new stuff an be a diffrent type of game.. so any one got any good ideas would be good to hear some :|