Board Thread:Versus Debates/@comment-29994364-20161028174112/@comment-3965545-20161115205605

You obviously skipped the rest of it.. "This extended to both throwing weapons and hand seals, making it appear as if he could perform his techniques without seals; even skilled Sharingan users had difficulty keeping track of him.[46][47] His speed allowed him to attack first in a battle, then immediately move to the location his opponent retreated to before they even realised he was gone, giving them no chance to initiate a counter-attack.[48]"

Itachi is deceptively fast.