Talk:Kog'Maw/@comment-168.103.162.210-20100923224411/@comment-84.170.152.49-20100930185510

his attack speed buff was multiplicative instead of additive.

that means, it added at level 5 30% of your current attack speed instead of 30% of base attack speed. (resulting in giving a higher bonus, a much higher combined with attack speed items)