I just updated to the OS X 10.11.2 Beta (15C27e) developer build and my DDR Game Aftershock pad no longer works in Stepmania 5.0.9 (control box buttons or panels).
The device does show up under USB in System Information:
The device does show up under USB in System Information:
DDR2SET:
Product ID: 0x0f12
Vendor ID: 0x044f (ThrustMaster, Inc.)
Version: 1.10
Serial Number: DDR2SET
Speed: Up to 1.5 Mb/sec
Manufacturer: DDR2SET
Location ID: 0x1d200000 / 1
Current Available (mA): 1000
Extra Operating Current (mA): 0