The Agent Wars Inflection: B2A Economics, Grok 4.7, and the Death of Liability Shields Meta's Muse has ignited an economic war with Amazon while Treasury Secretary Scott Bessent moves to dismantle corporate liability shields, pushing the AI industry into what the report calls its B2A (Business-to-Agent) era. The analysis frames the shift around a strategic rift between horizontal context aggregators and ad-monetized vertical moats, alongside a reality gap in frontier model evaluation. As Meta’s Muse sparks an economic war with Amazon and Treasury Secretary Scott Bessent dismantles corporate liability shields, the AI industry enters its volatile B2A Business-to-Agent era. This investigative breakdown analyzes the strategic rift between horizontal context aggregators, ad-monetized vertical moats, and the reality gap in frontier model evaluation.