A gallon of gas allows one to leverage the work of about 10 human men working all day long. this means a modern person can buy the power and work of 10 slaves, all day for about $2 bucks. And people say gas is 'expensive'.
This also means that any person or culture that has access to this cheap...
...guzzling truck & SUV sales? Industrywide U.S. auto sales shot up 27% compared to a year ago according to sales tracker Autodata. That’s well above forecasts of about a 19% increase. The sales rate was the best since the Cash for Clunkers program, and at that pace, sales could reach 13.4...