From the posts thus far, it's good to see the appreciation of this man. Not many of my computer books are as well-worn as my set of 'The Art'. His contribution

From the posts thus far, it's good to see the appreciation of this man. Not many of my computer books are as well-worn as my set of 'The Art'. His contribution of TeX alone would have assured his stature; just another side effect the good doctor. I just wish folks would leave him undisturbed so he can finish up v.4!!