The problem with warning messages is that people will often still just click through them. Someone WILL 100% still click through it and then complain. This is t

The problem with warning messages is that people will often still just click through them. Someone WILL 100% still click through it and then complain. This is the problem with power tools. They can be very convenient and useful to users who know what they're doing, but harmful to users who are just clicking buttons. Then you have the option of just saying "you're an idiot" or developing a safety net around the feature so the action can be undone.