Actually, it isn't an insult. Some issues are very volatile. Considering what is taking place in Gaza and the West Bank, this info could just push everyone over the edge. Of course, one never knows what Chirac's motives are to bring up the issue in the first place. Could be he just misses the limelight and needs the attention.
19-year-old construction worker seriously injured after falling from scaffolding in Harish (Haaretz)
from the article: Arafat aide calls on Chirac to reveal truth about Arafat's death