Ah, thanks for clarifying. Maybe just my bias but when I see 'efficiency' w/r/t media codecs, I presume you're talking about decoder efficiency, because that's

Ah, thanks for clarifying. Maybe just my bias but when I see 'efficiency' w/r/t media codecs, I presume you're talking about decoder efficiency, because that's much more important for a popular codec IMO. (Also, down-votes for asking a relevant question. Classy crowd here...)