Use any programmable usb controller to control video playback. We recommend the Logitech gamepad F710, buy it here.
Keyboard shortcuts or hotkeys include:
For Flow-based Sports with Timeline Editor (Soccer, Basketball, Hockey, etc.):
Step Backwards - 5 seconds: z
Rewind (only on Safari): x
Slow Backwards (only on Safari): c
Play/Pause: v
Slow Forward: hold down "b"
Fast Forward: hold down "n"
Step Forward + 5 seconds: m
Next Clip (when filtering): right arrow
Previous Clip (when filtering): left arrow
For Play-based Sports with Playclips Editor (Football, Baseball, etc.):
Step Backwards - 5 seconds: z
Rewind (only on Safari): x
Slow Backwards (only on Safari): c
Play/Pause: v
Slow Forward: hold down "b"
Fast Forward: hold down "n"
Step Forward + 5 seconds: m
Next Clip: right arrow
Previous Clip: left arrow
Switch Angle: shift