They're required to prove absence of a given intent in the sense of "to the jury's satisfaction." If the prosecution says "Here are all the things that indicat

They're required to prove absence of a given intent in the sense of "to the jury's satisfaction." If the prosecution says "Here are all the things that indicate intent" and the defense says "I'm not going to respond to any of those, because none of them prove intent" then that's rolling some pretty loaded dice with a jury.