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One is deterministic and you can easily avoid a 7 hour travel if you know that a country rejects people from your country while the other not so much.

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The US has visa interviews for that kind of thing. That's part of why I do not intend to travel to the US. Too much of a hassle.

Adding to the GP, in the context of the USA, US Border control officers can still deny the entry of a visa holder traveler based on whatever.

Also, members of visa waiver program can also be denied entry. That’s just like any one country.

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