If someone comes out with a DVB 4:2:0 and 4:2:2, 4:2:2 is a plus for SD 4:2:2 only.
FYI, ESPN, ABC...start using DolbyE for their HD feeds. I'll tell you 90% of the HD 4:2:2 feed in this season are DolbyE, that's none of the consumer receivers on the market able to decode. Some HD 4:2:0 feeds...