Barcode readers excel at quickly identifying groceries and other products. Could a similar idea work at industrial recycling ...
I programmed a $7 ESP32-S3 board to block all computer's web ads - and it took just minutes ...
How-To Geek on MSN
This $20 piece of e-waste does what a $300 Pi can't: Whole-network ad blocking and DNS filtering
How I turned a $20 piece of e-waste into a lightning-fast local DNS server ...
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