Short-form video site Metacafe, one of a handful of sites looking to offer users a video experience that is not a carbon copy of Google's YouTube video-sharing site, has opened its metadata for community contributions and editing.  

This means not only can Metacafe's 30 million monthly viewers upload videos to the site, but they can edit video titles, tags, descriptions or any relevant notes about the videos.

Called Wikicafe, the feature is designed to eliminate so-called tag abuse, where inaccurate or incomplete metadata thwarts users who are trying to find what they want through video search.

"What we've found is that if your metadata isn't of the highest quality and as complete as possible, it can be really hard to match the right video to the right viewer," Michelle Cox, director of corporate communications, told me.

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