For anyone who hasn't seen the movie: https://www.youtube.com/watch?v=vKW-Gd_S_xc https://www.youtube.com/watch?v=vKW-Gd_S_xc What's the likelihood of any give

For anyone who hasn't seen the movie: https://www.youtube.com/watch?v=vKW-Gd_S_xc https://www.youtube.com/watch?v=vKW-Gd_S_xc What's the likelihood of any given collision like this initiating a space debris chain reaction? I'm guessing it's fairly low for any given collision, but quite high if we continue to allow collisions to happen. Would love to hear from someone who knows better than I do, though.