I would tone it down just a little, it almost sounds like c418 it is just a little to un-minimal to be used in a ambiant scinario, at least with other sounds involved.
I would also especially steach out some of the chords.
other than that pretty cool.
You are free to copy, distribute and transmit this work under the following conditions:
*Please contact me if you would like to use this in a commercial project. We can discuss the details.