How to innovate Halo without changing its formula

I think this is the best video Favyn has done so far regarding this very sensitive but important topic concerning the Halo formula,he lays down his points well,compares new mechanics to old ones clearly and thoughtfully.For those who have doubts,agrees completely,or 50/50 or not at all feel free to voice your opinions,this may topic may get moved to community section(its not a community creation its just a youtube vid FIY) but here is the vid its worth watching and taking points 343: How to innovate Halo without changing its formula