Fratleym, your video is already technically impressive ;) sure, the thing would be to do it without moving the entire hand, only the fingers one by one...OMG that would be crazy.
look at the middle of this, there's the "TA rise" adapted to TA harmonic...not the good angle but still... ;)
look at the middlesure, the thing would be to do it without moving the entire hand, only the fingers one by one...OMG that would be crazy.