How to make effective use of CD / DVD drive of PC at home with baby

It is a movie effectively using the CD / DVD drive of the personal computer at home with baby. If you make a little effort on Linux, it seems to be a useful tool to soothe baby.

Movie playback is from the following.
YouTube - Linux Baby Rocker


It is set to open / close the CD / DVD drive automatically in Linux.


Connect CD / DVD drive and cradle with string.


By opening and closing the CD / DVD drive, the cradle shakes at regular intervals.


The baby is relaxing.


It may be useful when you can not release your hands.