I know. I've been working on a simple enough mechanism for them, but not so simple that one of them could activate it accidentally.

[ Seeing as they communicate amongst themselves, Bruce imagines the information will spread through word of mouth— so to speak. The important thing here is they know why they're setting up these devices, and that they can shut them off later on. Or now, even, if they don't want that added protection; it's their choice to make. ]

I don't know how the shutdown system will work yet, but I can explain you now how to activate the grapples. We can go over everything else later on, once it's all ready to take down to the planet.