Sony adding support for PlayStation 3 gamepad to its smartphone line
Sony promises to provide 'great indie game experiences' on PS4
Development tool to also be made available for PS Vita, PS Mobile and cloud gaming services
Rick Gibson asks whether PlayStation Mobile is a worthy platform for your games
Developer program goes live in nine countries including the US, Canada, UK and France
Developer SDK to be released in November for annual fee of $99
SDK will be available in November for an annual fee of $99
