Print this and hotglue to the trigger as seen in the picture. The trigger and shoulder are now available to be used from the top of the controller. http://www.youtube.com/watch?v=hJ0uyKOc8qk
Kaleb, great job!
There's enough stuff for the masses already. The average person has too much stuff. But there's too little stuff for the outliers, and they need to be included. Great to see people enabling the unlucky 'few' with these simple to print interfaces!