One lesson I have learned over the years is not to take any unnecessary risks during production deployments. I hope that by sharing this wisdom I can help others, but I have the sad feeling that this one of those lessons that people need to learn the hard way. Unfortunately it is too tempting to “just go for it” sometimes. If it works, consider yourself lucky. When it fails (and sooner or later it will) you will regret your cowboy ways. I hope you will read on, there are some great ways to mitigate the risk of deployments.