Send time optimization reduces the risk of the impact of a typo. Because we time the delivery of a campaign, there is a natural gating that takes place, reducing the risk around a large deployment.
Lets face it, typos are a part of life, most of the time they are embarrassing, sometimes they are damaging and occasionally they change the course of human history, the spinach industry certainly benefited from the misplacement of a decimal point.
Typos will happen. Are you ready for it? The following graph is an actual campaign that had not just one, but two typos corrected.
The campaign was corrected, respread an continued.
LINK: And the original tapestry