You know you've been traveling too much when the woman behind the counter at the Airport Currency Exchange Desk knows you by name. "What's it going to be today, Marty, Euros?," she asked, helpfully. "No thanks," I said, "Today I have a Yen for Yen." And so, I replenished my supply of Japanese currency and ran to catch a flight to Tokyo, where I'm in meetings all week. Sayonara, folks ...!