(Chart by Alan Kay, one of the key researchers — he called it ‘the Gretzky game’ because of Gretzky’s famous line ‘I skate to where the puck is going to be, not where it has been.’ The computer is the Alto, the first personal computer that stunned Steve Jobs when he saw a...
On the other hand, biology is gratifyingly easy to change. Sometimes it’s just giving people more iron supplements. But the best example is lead. Banning lead was probably kind of controversial at the time, but in the end some refineries probably had to change their refining process and so...