He made novel contributions to computability theory. The first person to show that one-dimensional cellular automata could be turing-complete.
That being said, he’s very much a crackpot nowadays. Being sane in the past does not imply you will be sane in the future, no matter how significant your list of accomplishments.
That being said, he’s very much a crackpot nowadays. Being sane in the past does not imply you will be sane in the future, no matter how significant your list of accomplishments.