A chest mounted camera - that’s certainly wierd, but not unlikely for a jihadi. Remember the Beheading School of Video Production that was so popular for a while...
The very first reports of the attack on the soldiers described the person as being “Muslim” in appearance, meaning, I assume, that he was darker skinned or perhaps what could be seen of him beneath his helmet looked North African. He was also described as being short, stocky and having a scar on his face or neck. Only political correctness could translate this into a tall, fit neo-Nazi ex-soldier with a tattoo.
The first attacks were on soldiers who were North African or African, and were probably meant as a warning to any Muslims who cooperated with the enemy, while the attack on the Jewish school was clearly the standard Muslim attack on the most defenseless people they could find in the ethnic group they hate the most.
Similar to when the two Muzzies, John Mohhamed and Lee Malvo, were on the shooting rampage all the while the APB said to be on the lookout for a white van driven by Whitey when it turned out to be a blue Chevy Caprice with two black guys.
It is being reported that Brevik, in Norway, said that anyone who wanted to follow his example should film the events with a portable cam. The type observed by the killer at Toulouse is often worn in sport’s matches. If the footage turns up anywhere, that will tell the investigators something.