I've had at least 1/2 a dozen literally explode on me and I've only been hit once or twice, I consider myself lucky
It does look like the Elm let go Richard
Breaking her china would have been worse than breaking the bow, lucky twice over on this one.
That is indeed the string in my right armpit.
Here is the second bow I caught on film as it broke. It was a Bamboo backed Bloodwood and this one shattered to the point that I was picking pieces of Bloodwood off the floor for weeks.