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Engineers at UC Santa Cruz developed Pulse-Fi, a system using low-cost WiFi devices (like $5-$10 ESP32 chips) to measure heart rate with clinical-level accuracy, without wearables.
https://news.ucsc.edu/2025/09/pulse-fi-wifi-heart-rate
bitcoinranger
bitcoinranger@nostrbtc.com
npub185vn...y4xt
#bitcoin 🧡 #nostr 💜
Prediction: As always, the new iPhone will be shit!
Picked up fresh #foodstr 🍎 and 🍑
We need more relays over onion, encourage people to use VPN, depreciate NIP-04 and support NIP-EE instead, relays on every phone (Citrine), support unregistered relays to bypass DNS reliance, reducing interception or censorship points and enhancing resilience against domain seizures. What else I’m missing ? View quoted note →
Delete telegram! 
Can’t wait for the major Coinbase hack 
Wednesday #vibe 
Most people claim: ‘I haven’t broken the law’ or ‘I have nothing to hide,’ until the govt comes knocking at the door. In the current world we’re all lawbreakers!
First step to become a retard 
Centralized social platforms force-feed politics and propoganda no matter how much you block or mute. It’s broken by desing!
If #bitcoin was adopted everywhere, taxes would become obsolete!
@REDKAZ⚡️| YakiHonne seems like I still can see muted people 😁 
80% of security incidents now originate from web applications accessed via Chrome, Edge, Firefox, and other browsers.
The Hacker News
When Browsers Become the Attack Surface: Rethinking Security for Scattered Spider
Over 80% of security incidents stem from browser-based apps, with Scattered Spider exploiting sessions and APIs.
Starting 2027, unverified apps can’t be side-loaded on Android.
Tuta
Google plans to block side-loading like Apple, declaring war on Android freedom | Tuta
Starting 2027, unverified apps can’t be side-loaded on Android. It’s fair to say that Google is becoming Apple: Your device, their rules.
Highly recommend 🎥
