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Which air purifier speed is best for preventing sickness?

Based on our data, you may be wondering: For cold and flu season, should I opt for an air purifier that works best at removing finer particles at low or high speed? According to Rubin, continuous low-speed operation is better for preventing illness because "it keeps background aerosol concentrations low at all times." Goldberg echoes this, adding that many manufacturers' operation guides recommend a continuous, low-speed mode for optimal performance. "High-speed bursts are only useful in addition to continuous use -- for example, immediately after someone coughs, sneezes or leaves the room --

To Avoid Getting Sick, Our Lab Data Shows You Need This Air Purifier Model

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r/LocalLLaMA · u/Signal_Ad657 · 1w ago

M5 vs DGX Spark vs Strix Halo vs RTX 6000

Hey guys, super simple. There have been a lot of online debates about the new M5 Macs vs DGX Sparks vs Strix Halo vs dedicated GPUs etc. So I put them all in a room with good power and cooling and ran everything in paral…

Hacker News · u/shadowline · Mar 5, 2026

Show HN: TypeCrt – Zero-latency typing test in vanilla TS, no frameworks

Hey HN, I built TypeCrt because every typing test I tried had noticeable input lag at 150+ WPM. Monkeytype uses React. Keybr uses React. 10FastFingers feels like 2012. So I built one from scratch with vanilla TypeScript,…

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r/selfhosted · u/Manicraft1001 · 3d ago

40% less memory: Homarr v1.62.0

Hi r/selfhosted, we have great news for all Homarr users here. Memory usage of Homarr has always been critizied - and we've heard you. A few weeks ago we opened a feature bounty and thanks to that, beginning from v1.62.0…

Hacker News · u/gabriel_oauth · 2d ago

Show HN: I built a RAG and knowledge graph agent that runs locally

Claw-Coder is an AI agent that runs locally on your laptop and has access to powerful tools instead of configuring claude or codex to use a local model just use claw-coder. Why was claw-coder created? Answer: To solve th…

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Hacker News · u/GabrielBlessed · 2d ago

Show HN: I built a powerful RAG and knowledge graph agent that runs locally

Claw-Coder is an AI agent that runs locally on your laptop and has access to powerful tools instead of configuring claude or codex to use a local model just use claw-coder.Why was claw-coder created? Answer: To solve the…

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techradar.com › cameras › mirrorless-cameras › …

I’ve been reviewing cameras for 15 years and I’ve finally found the perfect camera – the Sony A7R VI has no weaknesses

… Design score: 5/5 Sony A7R VI: Performance The sensor is stacked with rapid readout speed, minimizing rolling shutter distortion A new higher-capacity NP-SA100 battery makes its debut Subject tracking autofocus performance further boosted with new chip While the A7R VI's design is a minor upgrade, … …

May 13, 2026 · Timothy Coleman