Valve has quietly uploaded a Steam Controller unboxing video to the Steam platform. However, the video is currently unavailable for viewing, as attempting to play it results in a "This video has not been processed for streaming" message. This occurred late last night when one of the Valve watchers n...
In preparation to unlist it when it comes time to announce a proper release date for it. They likely will have it both on their servers to be used in steam’s frontend and on YouTube as free marketing.
Why would Steam, a company known for hosting millions(billions?) in content, need YouTube to host its own promotional material?
Because every news site will want to include an embed of the video of the release and they can’t do that if it’s on Steam servers.
In preparation to unlist it when it comes time to announce a proper release date for it. They likely will have it both on their servers to be used in steam’s frontend and on YouTube as free marketing.