No matter what you think of David Icke, I think you will be shocked to see what Warman was doing on that video, and you'll see why the jury wasn't allowed to see it because, in the judge's words, it was "too prejudicial".
Significant sections are at 30:18 - 32:08 and 38:51 - 40:34.
Spoiler: If you watch to the end, the attempted assault actually did take place.
Disappointing news. Although I have always considered myself neither a liberal nor a conservative, I have always found the latter to be far more accepting of a diverse range of opinions. I will be donating to the fund.