普通频道，付费频道，视频点播，DVRs和电视机本身都是你生活中不可剔除的花费。
Basic channels, premium channels, video on demand, DVRs, and TVs themselves are all costs you can live without.
而且很多人不定购高清频道服务是因为在高清节目里的广告是在普通清晰度的节目中播出。
Many of them don't want to sign up to HD broadcasting services, as adverts are shown on standard definition broadcasts, so they can't see the difference.
Joost如普通电视那样提供“频道”选择，不过这些频道目前是在观众方便的任何时候启动的视频播放列表。
Joost has "channels", like ordinary TV, but these are now playlists of videos that start whenever it is convenient to the viewer.
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