Why do you or anyone else actually believe that story? Because of the evidence provided?
The stories about trading bots at Gox were exactly that: stories. There was no attributable source: it was simply a claim, repeated multiple times in news pieces about the Gox fiasco. There exists nothing to prove the veracity of the stories, and should be treated in turn with due diligence.
Well, it may turn out just a story or an urban legend in the end, but there is hardly any doubt about the nature of that price spike from rags to riches. I mean that it was conspicuously artificial and ended badly...
For those who got stuck with bitcoins bought at prices anywhere above $300