21. This is borderline undoable . talk ) 08 : 56, 26 December 2011 ( UTC) 22. They have only the flimsiest grasp of social reality, thinking all things doable and equally undoable . 23. Reversible ( ) allows some commands to be non-undoable , such as a Save command. 24. Compared with $ 50 for a book of 80 largely undoable recipes, that's a bargain. 25. "The hallmark of the whole project was that it was undoable , " he said. 26. "So the law requires a vain act, to do what is undoable ? " he asked. 27. "It isn't going to be undoable to do the times I did when I was younger," 28. :: That principal applies only to article edits or other actions that are undoable by a significant portion of the community. 29. If we are in the early stages of a bull market, as some people believe, the deal could have become undoable . 30. :: : It's not undoable , and it wasn't the unilateral decider ( me ) that botched it.