PHPmotion, clip Share, rayzz youtube or vShare

I need a reliable social network site based on th eYouTube/Myspace concept. Do you have any experience in any of the following scripts: PHPmotion, clip Share, rayzz youtube or vShare. Can you set-up configure and test a site in any of these scripts. Which one to use, which to avoid... ahev I missed any? Please show me what you have done and what role youy played. We will seek confirmation where possible. I need honest trustworthy programming skills in PHP mYSQL. Give me your thoughts.. No pre-written adverts as to why you are good... show me. Kind regards Abiel de Groot