For sure double rifles are fun to shoot, and in my opinion a better choice for dangerous game in the thick bush.

On the other hand, if you are used to your rifle, it can be fast and accurate. It is just a matter of training. I have been trying, but yet I am not as fast as I would like.

http://www.youtube.com/watch?v=NHUdGuWa-Lw&feature=youtube_gdata_player