True AI is not something that Von Neumanns will achieve. However, expert systems can become very expert, given enough stimulus.
And the Von Neumanns were not designed as war machines.
“Contents[show] Milieu Von Neumann Homeworld Background The opportunity to conquer the Von...Von Neumann Homeworld
“Contents[show] Milieu Von Neumann Berserker Von Neumann warship. Background As yet unknown...Von Neumann Berserker