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#5211: Brass vs Stainless: Marking HDPE Boxes That Last
Engraving HDPE storage boxes means fighting heat, not cutting. Here's how stencil material, carbide bits, and groove depth all connect.
#5210: How the Placebo Trial Became the Gold Standard
Control groups, placebos, blinding, randomization — four inventions across 250 years, assembled into medicine's most trusted method.
#5209: Sensitivity, Specificity & the Numbers Doctors Use
A field guide to the numbers in a medical paper — what sensitivity, effect size, and risk ratio actually answer, and when they mislead.
#5208: Why Tech Consortia Keep the Stack From Flying Apart
From GSM to HDMI to LTO, why competitors form standards bodies — and what happens when the commitments break.
#5207: Hard Drives Are Having Their Biggest Boom in a Decade
Everyone assumes flash killed the spinning disk. Seagate's 52% margins and sold-out capacity through 2028 say otherwise.
#5206: Why IKEA Has No Replacement-Parts API
IKEA's catalog is community reverse-engineering. GS1 solved replacement semantics years ago. Neither reaches a purchasing manager's database.
#5205: Measuring Rooms From One Photo
One photo, one reference ruler, and a geometry trick from 1999 that measures objects without any AI at all.
#5204: Why Your First Power Tool Is Really a Battery Decision
The drill is a consumable. The battery is the platform. Here's how to pick a voltage tier and brand you won't regret in year two.
#5203: Why LTO Tape Still Backs Up the Cloud
Magnetic tape isn't dead — it's holding up the cloud. How LTO-10 broke a 25-year compatibility promise, and why AI needs tape more than ever.
#5202: What Happens to Breached Data After the Breach
Once a dataset leaks, it never stops moving. A look at the bots, combolists, and USB drives that make breached data impossible to recall.