ship three business days after 2026-12-23: 2026-12-30
asked at 2026-12-23 15:00:00, four business hours is 2026-12-24 11:00:00
the board meets 2027-01-21 14:00:00
the board meets 2027-02-18 14:00:00
the board meets 2027-03-18 14:00:00

01:30 on 1 Nov in New York is ambiguous:
  2026-11-01 05:30:00 UTC or 2026-11-01 06:30:00
02:30 on 8 Mar in New York is nonexistent.
