That's the precise point there ^^^. Up until today, there's been nothing but talk. The only "breakthrough" was the "jailbreak" that would in theory allow clever programmers to write their own decoder firmware. To my knowledge it hasn't progressed much since.
As the previous poster suggested, there simply is not enough memory available to handle multiple formats, so even if it turns out to be possible, only one mode at a time could be used in all likelihood. :wink: