[usful]

There are so many problems with this conclusion it is hard to even start.

The foundation of this entire argument is off by a large factor.

> ... computes that a 180-pound person walking one mile to and from work at a pace of two miles per hour will burn 200 calories above the 2,000 calories burned each day to maintain the body’s basic metabolism.

Walking is very energy efficient, walking one mile burns 40-60 calories depending on weight. Two way trip is 80-120.