Oftentimes Aikido students want to know things like "how can I use Aikido on a boxer?" Or "why does Aikido have defenses against such strange attacks?" Once you understand where our striking methodology comes from, all of this becomes clear. This is a short video explaining why Aikido has the kinds of strikes it does, and why we chose the type of strike defense that we do.
http://www.aikidostudent.com/ASCv2/?p=270
Enjoy.