6 weirdest devices people have used to mine Bitcoin and crypto

Just because you can mine crypto on essentially any device doesn’t mean you should. Check out the wildest Bitcoin mining ...
IEEE

Decoupled Current Control Using Adaptive Quasi Resonant-Based ESO for Novel Matrix-Torque-Component Machines

Abstract: This article proposes a current loop decoupling control method tailored for a novel matrix-torque-component machine (MTCM). The proposed decoupling controller is based on an adaptive quasi ...

This coin-operated gaming PC turns powering on into a literal microtransaction

Popular YouTube channel mryeester set out to create what is essentially a coin-operated gaming PC and show viewers how to replicate the experiment.
TweakTown

Someone built a coin-operated gaming PC, and it only works with quarters

A modder has added a coin acceptor into their gaming PC, and now to turn on that gaming rig, the modder must drop a quarter into the acceptor.
Circuit Digest

ESP32-CAM Currency Recognition System using Edge Impulse

TinyML / Edge AI, ESP32-CAM camera interfacing, Edge Impulse workflow, Image classification & object detection on ...
IEEE

Machine Anomalous Sound Detection Using Spectral-Temporal Modulation Representations Derived From Machine-Specific Filterbanks

Abstract: Early detection of factory machinery malfunctions is crucial in industrial applications. In machine anomalous sound detection (ASD), different machines exhibit unique vibration-frequency ...
Columbus Dispatch

U.S. stopped making pennies in 2025. Expect confusion, shortages

Many banks said in late December that they're going to continue to accept pennies in 2026. The American Bankers Association is asking the Federal Reserve to reverse its decision to stop accepting ...