Sometimes it is hard (these days) to not put yourself into situations where you need to keep that head of yours on a swivle...
You just have to do the best you can, to make adjustments (unpredictabilities) to your routine, or plan out your outings like you would a patrol in a combat zone...
Trouble these days comes looking for you, it is no longer a situation where you put yourself in those conditions...
It will take more incidents like this, and over the Holiday season coming up, to curb the enthusiams and settle the bordem factor with certain demographics to discover that their earthly existance is dependent upon their ability to pacify that bordom with worthwhile and longevity increasing activities...
Otherwise, there is amovement of people out there that will deal with this problem in ways that no one will be happy with...