Yup, didn't mean to suggest every two weeks was in any way optimal... I'd had in mind people who skip to a new city / country every few days when I typed that.

Yup, didn't mean to suggest every two weeks was in any way optimal... I'd had in mind people who skip to a new city / country every few days when I typed that. (ie folks who are trying to tick off countries from their list, while only traveling 3-6 months or so).