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Comments to #3
All comments (3)
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Sebby 7 month s ago
#1 For so many reasons, no, it is not.
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David 7 month s ago
Thank you Izi. I love it. More please.
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Rhoda 5 month s ago
These are great lists, but it happens more and more often that the explanations don't really help much. Any way to fix that?
This plastic, pen-like electronic device with a cable:
"Old barcode reader. Unlike modern devices, the user had to slide the point (LED + photocell) across the barcode."