2018-03-161968: Robot Future

Touch XKCD could not find any comic for this entry. This is either a bug, or Randall is using the XML-feed for advertisements again. :-D
I found this:

I mean, we already live in a world of flying robots killing people. I don't worry about how powerful the machines are, I worry about who the machines give power to.
This comic is created by Randall Munroe and comes from XKCD.com.
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Which xkcd is the best?