>>haramb+(OP)
If it "was AI" it should be easy enough for him to prove by pulling up his account on whatever AI video generation service he used and showing the generation in his account history.
>>simonw+S7
Also I’d be surprised if the only evidence introduced by the prosecution is the video. There may be other eyewitnesses, evidence of equipment usage, communications with others prior to the event about his intent, and so forth.