At the last OpenStack Summit in Austin, stackers heard from IBM GM Don Rippert on why IBM is betting on OpenStack and his interop challenge to the community. At the Barcelona OpenStack Summit, Don announces the results of the Interop Challenge and then raises the stakes on Why Enterprises are Serious about OpenStack. Uwe Scariot, Senior VP IT Factory Materna, joins Don on stage to share their story about selecting OpenStack as their infrastructure of choice for their new cloud solution. Uwe will talk about their key criteria for selecting the platform for their next generation Cloud solution and how OpenStack stacked up as the clear winner for interoperability and innovation today and for the future.