Most of my current work for PCMag is about printers and projectors, but I've covered a wide variety of other subjects—in more than 4,000 pieces, over more than 40 years—including both computer-related ...

HP touts the HP Envy 5640 e-All-in-One ($129.99) as "the easiest way to print from your smartphone or tablet with or without a router or local wireless network." And, indeed, working with mobile ...