Another biological example (antibiotic resistance-conferring plasmids) of vertical transmission causing friendliness http://www.nature.com/ncomms/2014/141010/ncomms6208/full/ncomms6208.html …
@themattsimpson You can only make the counterfactual account of causality work philosophically if you are a “modal realist,” i.e. >
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@themattsimpson > think that possible worlds are just a real as our own. Most people balk at that.
Thanks. Twitter will use this to make your timeline better. UndoUndo
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