Doesn't make sense, the improvements can still be worse than pre-glass, and it's not guaranteed they will be better. Also, what's the rush, why not implement it

Doesn't make sense, the improvements can still be worse than pre-glass, and it's not guaranteed they will be better. Also, what's the rush, why not implement it after it's improved? The predictability is the opposite - you've changed design, breaking predictable patterns. Also, cutting off users can't be better for users