uk.playstation.com entry for flOw PSP
Release date: January 2008
Ad Hoc Mode: 2-4 Players
Infrastructure Mode: none
Media type: Download
Your evolutionary path will ultimately reflect your style of play. Download flOw from PLAYSTATION Store (PC) and discover the unique wonder of an uncharted aquatic world.
A bit too much PSP-specific info for it to be the PS3 version duplicated in error I think but the screenshots used are from the PS3 version.