I like it! My biggest complaint was that I couldn't figure out to turn off the light to start.
I think you could get a lot of mileage from a moving background, right now it looks like things are just falling instead of you moving forward.
Thank you, I will find a way to draw attention to the switch.
I will work on the moving background, it's a great idea ! (But I wait for the end of the Jam to upload the update)