Daily Ferment: firsthand writing on AI, engineering, leadership and fintech

Nvidia is investigating whether its CEO was a spy target. Clearance rules say the hidden part was the risk.

The board isn't investigating an affair. It is asking whether a hidden relationship gave anyone leverage over Jensen Huang, and security clearance rules show why that is the question.

Your Mac keeps a guess about who your family is. A 2017 exam ruling says a guess about you is yours to see.

A macOS process called knowledgeconstructiond scores the people in your life as family, partner or coworker. An EU exam ruling says assessments about you are yours to see.

Job ads will have to show the salary. The price tag explains who that helps.

Britain will make every job ad show the salary. US evidence says posted pay lifts wages a little, mostly because rival employers can see the number.

Sodium batteries are signing deals before they're cheaper. Chile's saltpeter lost the same way.

Wood Mackenzie says sodium-ion cells match LFP on cost by late 2026, systems only after 2030. Over 70 GWh is signed anyway. Chile lost its nitrate market the same way.

A million people reserved a Cybertruck. About 70,000 bought one. A 1936 poll explains the gap.

Tesla is winding down the Cybertruck. A million reservations became about 70,000 sales, and the 1936 Literary Digest poll shows why big self-chosen numbers mislead.

Any password over 256 characters opened locked accounts on Alpine. A NULL license plate explains why.

On Alpine and other musl systems without PAM, any password over 256 characters opened accounts locked with an asterisk. A NULL license plate shows the same mistake.

Claude Code handed websites your email. HTTP said not to in 1996.

Claude Code put signed-in users' email addresses into the User-Agent header of requests it wrote. HTTP/1.0 split the robot's contact from the user's in 1996.

Strangers rented White House internet addresses 236 times. Banks have a name for that.

Residential proxy traffic left the White House network 236 times in 30 days, Layer3 Intel found. It means a device there is renting out its address, likely through an app. Banks call the same trade a money mule.

Voters went against data centers in 40 of 41 ballot measures. Austria shows what a late no costs.

Voters went against data centers in 40 of 41 US ballot measures on 3 Nov 2026. But a local vote reaches only land inside the town line and buildings not yet started. Austria's Zwentendorf shows what a no costs after the concrete.

Nearly every donated NFL brain had CTE. The answer was in the ones nobody donated.

Nearly every donated NFL brain had CTE. A new study used death records for all 2,362 former players who died from 2008 to 2023 and estimates 74.5%. A 1936 poll shows why.

Google says schools can't have Search without AI. Microsoft said that about Internet Explorer.

Google says K-12 schools that switch AI off lose Google Search too, because the two are "deeply integrated". Its own Web filter, public since May 2024, says they can be split.

Anthropic has committed $895 billion to compute. California's 2001 power deals show the catch.

Anthropic's amended S-1 lists $895.4 billion of compute commitments. The figure to watch is the $69.8 billion due within a year, set against revenue.