It’s also hard to build bombs without killing yourself, hard to transport them, hard to deploy them for maximum effect. Then you’re likely to face the wrath of

It’s also hard to build bombs without killing yourself, hard to transport them, hard to deploy them for maximum effect. Then you’re likely to face the wrath of whoever you attack, and tracing bombs and bombers is something governments do well. Tracing a pathogen could be very tricky, and it might not be possible at all in some cases. Spreading a virus is something even a toddler can manage. If it becomes cheap and easy to engineer to a contagious pathogen, deploying it will be all too easy, tracing it will be challenging.