Just as some ants farm the bugs called aphids for the honeydew they produce when they feed, so Google farms us for the data that our digital lives yield.
Dr Barr wondered if they were actively working with their hosts to keep down the level of pathogenic bugs that might otherwise set up shop in the hosts' mucus membranes.
As we use more and more antibiotics, this problem magnifies, generating more kinds of super bugs and making the ones that already exist even more powerful.
Well, shock, horror, Neil, I won't be taking my clothes off anytime soon – it's too cold anyway and I don't want to be bitten by all those bugs you get in the countryside.