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Hachyderm is culturally a probably a bit more white, wealthy/priveleged and techy which can sometimes lead to less sensitive and more expressive language.
The blocking instances are very happy to use defederation/limiting as a form of advocacy or action, seem to not care about process as much, and are culturally more on the look out for bad actors to the point of happily over-reacting.
Combined with bad communication channels and habits, a fire can start from that.