Guys, its over

Game developers are out of a job: Microsoft Popfly^[1]

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^[1]http://www.popfly.com/

it told me i needed to install silverlight, so i downloaded the installer and ran it... it said "Installation failed." and had a link that said "More information" which pointed to this page:
http://www.microsoft.com/silverlight/resources/help.aspx?errorID=1638