storage

A Thunderf00t video debunking Energy Vault, a gravity-based energy storage scheme that stacks concrete blocks with cranes. He argues it is impractical and compares it to pseudoscience.

Adam Something argues in four minutes that gravity batteries like Energy Vault, which lift concrete blocks with cranes, are a poor energy storage idea. He draws on a longer Thunderf00t debunk.

Linus Tech Tips documents a major RAID failure on its Whonnock server and the attempt to recover the lost data with a data recovery firm.

Aging Wheels compares a road trip in a Polestar 2 with an identical drive in a Tesla, showing the charging problems of non-Tesla EVs. It argues that outside Tesla's network, EV road trips have become frustrating.

Tom Scott recounts the worst typo he ever made, a subtle mistake in code with destructive consequences at a previous job. It is a cautionary tale about irreversible operations.

EEVblog's Dave Jones critiques Reflect Orbital's plan to sell sunlight to solar farms after dark using orbital mirrors. He walks through the numbers to show the idea does not work out.

Dave Jones of EEVblog debunks the marketing claims of the self-charging nano nuclear diamond battery from NDB Inc. He argues it is no better than existing 100uW betavoltaic batteries, with an added graphene supercapacitor.

Thunderf00t argues that Zero Mass Water's solar-powered atmospheric water generator is essentially a dehumidifier with solar panels. He critiques its economics and physics, especially in arid places.

Louis Rossmann, an independent repair technician, explains why he thinks Apple's soldered-in SSDs are a poor design. He covers failure modes and repair difficulty on MacBook logic boards.

A Last Week Tonight segment in which John Oliver explains the US nuclear waste storage problem, including the Yucca Mountain politics. It argues the country needs a safe place to store waste.