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Casey Muratori argues against smart pointers and RAII, advocating grouped-element thinking, zero-is-initialization and stubs as better ways to structure memory and handle errors.

AlphaPhoenix shows off a new camera that films at two billion frames per second and uses it to film a laser pointer pulse. He investigates a strange quirk in how the speed of light appears on camera.

Technology Connections explains how the simple American drip coffee maker works, including the bimetal valve and bubble-pump heating, and compares the original Mr. Coffee with modern machines.

Matt Ahrens presents the FreeBSD Foundation sponsored RAID-Z Expansion project for ZFS at the June 2021 FreeBSD Developer Summit. It explains how a RAID-Z vdev can be grown by adding disks on the fly.

A PBS Space Time episode on fuzzballs, the string-theory proposal for black holes that replaces the singularity with a tangle of strings. It explains why black holes seem to both have to exist and break known physics.

A short first look at Dasung's 25.3-inch Paperlike 253 e-ink monitor, edited from the company's own Weibo reveal video. Price and release date were not yet known.