Just like in our DNA...

Remco Gerlich scarblac-spamtrap at pino.selwerd.cx
Thu Oct 7 15:33:29 EDT 1999


Martijn Faassen <m.faassen at vet.uu.nl> wrote:
> Actually viruses in Tierra evolve that do exactly that. At least, they
> call the main copying subroutine of the host's sequence. Tierra is 
> mentioned earlier in this thread. My own non-released Tierra-like
> system, Cielo, does not evolve such viruses, however; probably because
> I didn't code a 'call' and 'ret' opcode. I do see weird code reuse
> and bizarre assembler language trickery; I need to study these critters
> that evolved in this program I wrote to figure out why the heck they
> do whatever they do. Evolved doubly nested loops (with exit conditions, of
> course!) from scratch. Little or no junk 'DNA' appears, because 
> construction materials are a scarce resource. If it's not, lots of junk
> does appear and I tend to get mass extinctions due to overcrowding and
> gluttony. :)

Wat IS dit? Klinkt ongelooflijk interessant. Heb je daar URLs over? :-)

-- 
Remco Gerlich,  scarblac at pino.selwerd.cx
  Murphy's Rules, "Cutting mistakes":
   In a thirty minute Runequest battle (Chaosium) involving 6000 armored,
   experienced warriors using Great Axes, more than 150 men will
   decapitate themselves and another 600 will chop off their own arms or
   legs.




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