Refillable ink tank vs. cartridge printers: Which actually saves you money?

Printing industry analysts estimate that a typical home user spends roughly $120 a year on ink.  That’s not a typo. Over five years, your “budget” $60 traditional inkjet printer has quietly eaten $600 in consumables.  This is the razor-and-blades model perfected. Printer manufacturers sell hardware at or even below cost, then make their margins on...