I guess things become mandatory when they go around in circles, justified or otherwise, as they do here. A very experienced American hunter was acquitted last year of murdering her husband in Newfoundland. She said she thought he was a bear. On the evidence, there was enough going on other than what her husband was wearing to make it almost irrelevant. Regulations are made to protect with the knowledge nothing is safe or certain, nothing can protect us from fools. Blaze orange has strong public support.