Welcome to Over50sForum! The site for people over 50 to chat, make friends, discuss, share, and generally be part of something that's fun and friendly :)
That looks like a good move forward Alan, maybe now they will be able to go deeper in those pressure capsules and stay down for longer studying the Oceans floors.
I was just thinking they also could be useful for folks who are inclined to fall asleep in the bath, stick one of them crystal things up their nose and the danger of drowning would be eliminated.