Later this year, regulators willing, NBC's stake in Hulu will transfer to its new parent, the cable giant Comcast - one of the very companies that is seeking to preserve the TVsubscription model.
With impressive speed, TV firms are now building online subscription-video services.
目前，电视行业正以惊人的速度建立网上视频收费服务。
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A subscription fee would address concerns among investors that TV programmers are cannibalizing their businesses by offering shows for free online with fewer ads.