If you’re getting on in years and have a yen to drift around the world, especially to places cheap enough to live in, then you’ve found at least one like-minded soul. Dan Coffey, the author of this blog, is a humor writer and photographer who makes his home in Chiang Mai, Thailand, though he’s often tempted to drift away to South America or Mongolia, when the impulse arises. He’s living on social security retirement, and has no plans to earn money, a vow he kept for most of his working life, as well.