If you travel to another country, because you are a US citizen, the government does not check your passport to document when you leave. We believe in liberty in America, and free people can travel freely. But, since 9/11, there has been a shift in that thinking. Some in government are now calling for total tracking of all US citizens who leave the country. In many other countries, citizens are already tracked as they move about within their country, and certainly if they exit the country, their governments know all. For instance, in New Zealand, the government diligently monitors the...