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.

clear all ✕

why aren't all 4 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 Not checkable as stated
McKinsey cut non-client-facing staff 25% while increasing output 10% with AI
“At the same time though, about half our firm are non-client facing folks. We're down 25% in that group with 10% increase in output.”
Bob Sternfels Jan 14, 2026 ▶ 18:58 Why AI will dwarf every tech revolution before it: robots, manufacturing, AR glasses from CES 2026
Assertion Contradicted
McKinsey: Employee skill ROI period dropped from 7 to 3.6 years
“We've done some work at our global institute that said for an employer, the return on investment that you give an employee in terms of skills has shrunk by about half over the last 30 years. It used to be about seven years return. It's less than four years, so…”
Bob Sternfels Jan 14, 2026 ▶ 29:01 Why AI will dwarf every tech revolution before it: robots, manufacturing, AR glasses from CES 2026
Prediction Not checkable as stated
Sternfels: McKinsey will reach 1:1 human-to-AI-agent parity by end of 2026
“And I think we'll be a parody Before the end by the end of this year.”
Bob Sternfels Jan 14, 2026 ▶ 29:47 Why AI will dwarf every tech revolution before it: robots, manufacturing, AR glasses from CES 2026
Assertion Partly supported
Sternfels: Korea leads world in robots per worker, US is distant third
“Korea leads the way in robots per, per worker, right? They're at about one to 10 right now. Germany and China are tied at second. And the US then is a distant third.”
Bob Sternfels Jan 14, 2026 ▶ 38:06 Why AI will dwarf every tech revolution before it: robots, manufacturing, AR glasses from CES 2026
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