I don't think it's a tragedy. No, his exact vision did not happen. But he influenced many, and the web would not have happened without him. It often takes many

I don't think it's a tragedy. No, his exact vision did not happen. But he influenced many, and the web would not have happened without him. It often takes many people and projects, each looking at previous efforts, before you have a well working system. Ted Nelson and Xanadu were a key link in that chain.