The Ledger

Every statement that passed quotation and attribution checks. Mix any filter with any other: certainty 1/5, debate potential 5/5, or both at once.

2statements match

2resolved → 0open claims → 2supported → 0contradicted →

why aren't all 2 resolved? a statement only gets an assessment when the public record can support or contradict it. opinions and what-ifs never can, and 0 checkable ones are still open, waiting for their date. predictions held up or didn't; assertions are supported or contradicted. on every card: ▮▮▮▮▮ certainty · ▮▮▮▮▮ debate potential. speakers are clickable

Assertion Supported

David George: Google's 7-to-8-year-old TPUs maintain 100% utilization

“Seven to eight year old TPUs, Google actually disclosed this, seven to eight year old TPUs actually have 100% utilization.”

David George Feb 9, 2026 ▶ 33:49 AI Markets: Deep Dive with a16z's David George

Assertion Supported

Vahdat: Google TPUs are 10x to 100x more energy efficient than CPUs

“TPU, I'll use that example again because I know it best for certain computation, is somewhere between 10 and a hundred times more efficient per watt, and it's this watt that really matters than a CPU.”

Amin Vahdat Oct 29, 2025 ▶ 12:52 Building the Real-World Infrastructure for AI, with Google, Cisco & a16z

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The Ledger

Turn any episode into a week of clips.