Before YouTube and other online apps, Earl Cagle from Point 39 Productions made some of the best High Powered Rocket videos around.
Extreme Rocketry did an interview with him that I though was worth sharing:
Earl Cagle Jr Interview by Extreme Rocketry
Here is one about the creator of Aerotech too:
Gary Rosenfield Interview 2000 by Extreme Rocketry
When you start to achieve high altitudes with your rocket projects, it is always a good idea to included a dual deployment altimeter and a telemetry tracking devices from company's like the following:
Big Red Bee
The hobby of rocketry is going strong and the only limit is the limit of your imagination:-)
Safety is always paramount and a priority with every club launch activity.