That's because manipulate implies active control, which the sun doesn't have. As a different example, you can manipulate the levers of a machine and, if you are not skilled or paying attention, get a result you did not plan for.
an intent was there, but not the intent to create what became the eventual outcome. Buzzfeed has an intent - to create clicks. What GP was saying was that this creates an unintended effect, that of political and social manipulation, which unfortunately ends up as an incentivized loop for Buzzfeed.
