"like a tumbleweed rolling across the road. Then it will do something completely unpredictable, and people will probably die."* <sarcasm> Seems a small price t

"like a tumbleweed rolling across the road. Then it will do something completely unpredictable, and people will probably die."* <sarcasm> Seems a small price to pay for progress. We lost 37,000 people to auto accidents in 2016. I wouldn't be surprised if one or more of those deaths involved a mis-identified tumbleweed.</sarcasm>