Re: Ummm... (Score: 1, Interesting)
by evilviper@pipedot.org in How long before a self-driving car is hacked and "weaponized"? on 2016-08-26 15:07 (#1RQS7)
There are lots of wooden bridges out there. A chainsaw will allow you to sabotage such a bridge very quickly, with no visual indication from above. If you do so shortly before the scheduled passenger train comes through, it could be a mass-casualty incident more serious than anything a car could do.