I wrote a bit on this subject just last week, each paragraph mentions the problems of increasingly uncontrolled environments, finishing up with actively hostile

I wrote a bit on this subject just last week, each paragraph mentions the problems of increasingly uncontrolled environments, finishing up with actively hostile environments like the examples you just mentioned. http://www.aomartin.co.uk/what-robots-can-and-cant-do/ http://www.aomartin.co.uk/what-robots-can-and-cant-do/