But to counter my own point, the only reason why I think deadlines are good are for some people that don't put in a full effort unless there is a deadline. Eve

But to counter my own point, the only reason why I think deadlines are good are for some people that don't put in a full effort unless there is a deadline. Even with that, however, the person setting the deadline should understand the estimates will be off and expect things may very well be late no matter how hard you push the developers.