There are still a lot of omitted factors in the above accounting. The car's petrol use was mentioned but not added, then you have all the embodied energy in the

There are still a lot of omitted factors in the above accounting. The car's petrol use was mentioned but not added, then you have all the embodied energy in the food and other consumed items that were never included. Finally all the energy in the construction and maintenance of infrastructure used, such as roads and internet.