A selloff in the U.S. Treasury market has pushed long-term yields dangerously close to—and in some cases above—the 5% threshold, igniting an intense ideological battle among Wall Street's top macro minds over whether the global economy is entering a permanent structural shift or a temporary disruption. As the 30-year Treasury yield climbs to 5.12% and the 10-year note breaches 4.58%, investors are facing a starkly divided outlook. On one side of the debate, macro traditionalists argue that the recent spike is an overextension driven by temporary geopolitical and energy shocks. On the other hand, analysts assert that the era of “free money” is officially over, cementing a new reality for global capital. [...]