Just a second level of approval can be very useful, without requiring orders of magnitude costs. In part because it usually requires that the change be explained in writing to the second approver, and that can often reveal issues.
It's not clear he/she didn't notify a secondary person, who would have likely had the same knowledge he/she did. Given the same knowledge, the same push might well have happened.
Comments
Just a second level of approval can be very useful, without requiring orders of magnitude costs. In part because it usually requires that the change be explained in writing to the second approver, and that can often reveal issues.
It's not clear he/she didn't notify a secondary person, who would have likely had the same knowledge he/she did. Given the same knowledge, the same push might well have happened.