Hi BJC....Yes we found that robocup ball dribbler video early on in the design process. Our first prototype worked well enough to keep our interest and our refined ball magnet is even better than even the one in the video. Here's another video
http://www.rambotics.com/video7.html that shows our driver practicing with our practice robot and improved dribbler.. We thought ball control was more important than a kicker to practice with so we didn't even put a kicker on our practice bot.