We have to worry about what the sun is producing with our electronics. Now we have to worry about space bubbles?
Well,everything in life is about physics if you want to look at it that way. In war you pretty much want controlled or desired physics to being working for you. Here is an example when Mother Nature own physics gets in the way.
Let's not forget the classic, "crap rolls downhill" physics that is taught on day 1 of boot camp. ------Willy