You think you don't really notice it. However, Google has measured that rendering even 100 ms. faster increases the number of pageviews (and hence a add views).

You think you don't really notice it. However, Google has measured that rendering even 100 ms. faster increases the number of pageviews (and hence a add views). Moreover, it has been established that snappier website feel snappier, even if you don't notice the difference in each snap.