Definition: Willing to put your thumb on the work side of the scales in a work/life balance for no extra compensation.
See also: Taking advantage of your workforce.
Above and beyond can be nice, but the whole point is that it is exceptional, in every definition of the word. If all individuals went above and beyond all the time to fulfill expectation to do the same, that sounds like a recipe for a PR or legal disaster because rational limiting judgement is not applied, or intentionally suppressed, in a scenario where somebody is in over their head.
They probably were doing interviews to satisfy ongoing visa process for already selected candidate.
And the declining everyone with lame excuse.
But I'm also about work life balance, and honest day's wage for an honest day's work, so I probably defer from that company in a few ways, lol.