Tech

Small Scale Direct & Battery Assisted Solar Power

Kris De Decker wrote a fascinating piece in Low Tech Magazine about how to use small scale solar power in your home. Using solar panels on his balcony with a lead acid battery, he powers his lights, music system, laptops and device charging, which he calculates will cost €1,290 over 30 years. The piece also describes the Living Energy Farm that uses direct solar power without battery backups to run an entire farm with workshops, kitchen, and several homes.

China's Mach 30 Wind Tunnel

China has developed a testing wind tunnel that can operated a speeds up to Mach 30, using a series of timed explosives that off each other onto a single point. This interesting article describes the Chinese breakthrough, as well as the other methods deployed by other wind tunnels. Unfortunately, this new wind tunnel is most likely being used to test a hypersonic nuclear missile.

LLM API Stacks

Sequoia Capital surveyed companies across its investment network to see how many companies are using large language models (LLMs), and what frameworks and tools stack they use to deliver their AI powered products. Needless to say, OpenAI enjoys wide adoption among those surveyed.

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