Sony have announced that the soundtrack to echochrome is coming out on the USA PSN on 18th May. as well as the original soundtrack, with its 12 tracks, there will also be a remix soundtrack that has 5 tracks, and a bonus track. each of these soundtracks costs $2.99 each, or you can buy both soundtracks for $4.99.
Sony have also detailed a demo for the game called the Gallery Demo. this demo was featured at the Portland Art Museum “M.C. Escher Exhibit,” and art and cultural center in Tokyo. This demo has no menus, when you load it you get 1,000 stages appearing on the screen. you move the camera to move across them, and if you see a level you want to try, all you need to do is zoom in to it.
Game Trailer That Features Some Music
From USA Playstation Blog