His software sang the words of God. Then it went silent
inputmag.com
inputmag.com
The man was talented, and nobody can replace him. Even a disassembled code would not be as good as having the knowledge to use it.
Sad story, though, and it sounds like it's a real loss to the people who used and valued the software. I read once about the concept of designating a "digital executor" -- someone capable and trusted to manage technological things after a person's death, which seemed like an interesting idea. Analogous to a literary executor who handles unfinished or unpublished writings after an author's death.