Earlier quoted context omitted.
It does not discourage US workers from spending some of their careers overseas. Most workers, even if working overseas, don't make enough that they have to pay taxes on foreign earned income. --Between the deduction for money earned overseas, deductions for housing, and other standard deductions, if you earn enough that you're going to get taxed by the US, you earn enough that you might as well pay an accountant to h…
The cutoff is, if I recall correctly, $80K. So it doesn't apply to most workers, only the competent ones.
In fact I typically don't take the $92k foreign income exclusion, because excluded income isn't eligible for IRA contributions, and I'd like to keep contributing to an American IRA. So I report my full Danish income on the 1040, then subtract the Danish taxes, and end up owing $0 without even using the exclusion at all.