One of these days I'm gonna hafta get an LD. For now, I'm trying to curb my GAS (gun acquisition syndrome) and substitute a little DAS (data acquisition syndrome).
This just came.

I need to set up with a backstop and good lighting, but a quick test in the kitchen tells me that the rubber band ping pong ball launcher intended for my grandson fires at an average of 46 FPS producing .195 FPE *

* not quite enough to SYEO