I actually like the the preleased Infinity Edge
New Recipe: [B.F. Sword + B.F. Sword + 1100 gold] Total Cost: 3700g Attack Damage increased from 70 to 80 [Removed] No longer increases critical strike damage. [New Effect] UNIQUE Passive: Doubles your critical strike chance. [New Effect] UNIQUE Passive: 20% of critical strike damage is converted to true damage.
It's irrelevant if this is buff or nerf, but what is relevant is that you will no more have a hard reasons to complain that
is busted, or
is so tanky we can't win this without

For sure many times it will be abused on some champions, and the tune up will be required, but in the long term I am personally happy that champions who stack armor and keep their damage up and runing will be pushed away.
Never liked the concept of all-in 100 to 0 assasins, but champions like
are on the opposite lane that shows it's either not funny to play against.