It's true - here we are on an alien world with actual large-scale living things on it, and apparently what people are most interested in is transporting nitroglycerine :) Although there are many human outposts on Europa, so it's clearly been a while since "first contact" and perhaps the scientific e...

Cool idea! A drawback could be that it slows the diver's speed a bit to be pulling on the dive line.

For super bonus points, make it so that creatures of the deep can interact with the line, breaking it or even getting tangled in it and dragging the diver along behind

I had the idea of running a single railgun controller through several relays, each connected to a different camera. You could then cycle through the cameras using the railgun controller trigger, allowing a security officer to watch many places inside the ship, or engineers and mechanics to quickly u...