‘Trading cards are cool again’ by Josh Luber, cofounder StockX.

Andrew Chen on viral growth.

“The security flaw originates from defects or imperfections that occur during the manufacturing process. As a result, the Bluetooth signals from an individual device can be slightly distorted, creating a unique signature.”

Individual tracking via Bluetooth radio emissions.

Complex chips make security more difficult.

A dive into ‘Bank Python’, or how modern investment banks build pricing systems.

How credit cards make money.

How profitable was growing tobacco.

The history of microbiology.

What philosophers believe: Results from the 2020 PhilPapers survey.

Japan’s skyscraper factories.

Why SpaceX cares about dirt. [YouTube]