Recently Peter Young demonstrated his 5-minute dovetail. This was intended to be an exercise for improving handsawing skills. In this video Peter shows you the 'real' process for handcutting dovetails from start to finish.
Like many things where woodworking is concerned there are different ways to achieve the desired result. This is how Peter Young does it and you can see the beautiful end result in his work, see www.divergentdesigns.com.au