Head to https://80000hours.org/steve to start planning a career that is meaningful, fulfilling, and helps solve one of the world’s most pressing problems.
Gas or petrol pump nozzles turn off automatically when your tank is full. The way it works is truly intelligent and makes use of the venturi effect.
You can purchase my books here:
just like these astonishing folks:
Cameron Leigh Middleton
Lizzy and Jack
Joel Van der loo