Originally Posted by
LondonElite
And can I point out the ‘overstaying’ issue does not work the way as described, primarily because there are no formal exit controls (emigration) in any of the countries we’re talking about.
At least in the US, while there is no separate passport control check upon departure, the government is still collecting passenger manifests from the airlines to see who is leaving the country when, so if you enter on one passport and leave on another, it can certainly appear (to the government) that you overstayed.