It’s OK. OpenSocial is a bit abstract, which makes it difficult to grasp. Yes, it’s clear that important tech players like Oracle (ORCL) and Salesforce.com (CRM) have lined up behind the Google plan, but lots of people are asking themselves, how will it work? What will it allow people to do that they couldn’t do before? Will it be a blow to Facebook, the hot Silicon Valley startup that just scored a $240 million cash infusion from Microsoft (MSFT)?

Below is a video from social networking startup Ning, another participant in Google’s plan. The video explains OpenSocial in the clearest terms I’ve seen.

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