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> it says in the terms that they can deny it for any reason with no questions Same goes for any visa.

• Kurtz79 9y ago
  But in the case of a normal Visa, a certain amount of vetting is done beforehand, although you can still be denied entry. To get a J1 I had to deliver quite a few documents and go the local US embassy to do an interview there. An ESTA you can do literally 10 minutes before checking in (I did it once), I doubt anything else than a few basic automatic checks are done.
  • zerr 9y ago
    I believe the border control personnel act as if that vetting hasn't been done at all. All in all, I think this path is worse, since you get denied to entry after a long flight, and you have to flight back...