Richard. W. Stevens is skeptical. He thinks the claims for Avida fail the most basic test. He wrote a simple program, InforMutation,to demonstrate that.
Jonathan Bartlett: Can computers simply evolve greater intelligence, Avida-style?
The failure to do so is consistent with Bill Dembski’s notion of displacement. Put simply, to develop complex functional systems, you can shift design around but you can’t actually get rid of it.