Sometimes, you may need to turn a physical document into a digital file, either to keep a copy on your computer or send it to someone via email. If you have an all-in-one or multi-function printer, ...
How much ink does an all-in-one printer need in order to fax a document? Or to scan one to your computer? The obvious answer is "none." But if you own certain printers from companies like HP and Canon ...
In your column this week [Dr.Know, WW, July 16], you mentioned how a digital ID transmits more info than a physical ID. But most places scan your ID barcode anyway. So what’s the difference in the ...
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