Elon Musk's constitutional ineligibility as a natural-born citizen, born in South Africa and naturalized in 2002, remains the dominant structural barrier cited by traders for the 96.7% probability against any presidential announcement before 2027. Recent actions reinforce this assessment: Musk has directed resources through America PAC toward Republican midterm turnout efforts exceeding $100 million in 2026, while scaling back earlier 2025 signals around launching a third party and prioritizing business operations over independent electoral bids. Trader consensus reflects the absence of credible intent or procedural pathways, consistent with historical patterns where non-natural-born figures do not pursue the office. Late developments that could still shift odds include an unexpected public statement, a formal constitutional amendment process gaining traction, or reinterpretation of eligibility rules, though none appear imminent within the resolution window.