Of course, the 2nd branch will have 100% "hashing" power tied to it as well, coz the attacker will get his 90% bumped to 100% but this can be counteracted by some mechanisms of advanced consensus (still not revealed).
This is the weakest link of this whole document.
What does "not revealed" imply?
I mean, I can't convince people to trust this, if some vital details are not revealed...
