This demo is called "New-D Slideshow" and is made by Otromatic and the music is composed by Goto80. It was released at the Datastorm party in Gothenburg, February 2010.
The original Amiga file can be downloaded here: http://www.uprough.net/122-new-d-slideshow/
Otromatic's homepage: http://www.ilbm.info/
Read the full story on the Datastorm party, featuring an interview with Otromatic: http://www.vjunion.se/2010/02/datastorm-and-the-8-bit-scene/