"The “after” curve is higher than the “before” curve to the right of 140ms which means more requests are finishing slower than before." Think they made a typo

"The “after” curve is higher than the “before” curve to the right of 140ms which means more requests are finishing slower than before." Think they made a typo - "before" curve is higher than the "after" curve to the right of 140ms, which means more requests take longer than before to finish. Or am I the one misunderstanding?