The hack is quite literally as simple as injecting a refillable printer cartridge with a commercially available Silver Nano-particle Ink ... used for — including instant prototyping using ...

The disclosure comes as HP plans to expand its Instant Ink business to SMBs in 2022. HP Inc. on Wednesday disclosed the size of its Instant Ink subscription service business for the first time ...

Credit: Ramin Talaie/Corbis via Getty Images It turns out HP's "free ink for life" plan wasn't actually "for life." HP recently informed Instant Ink plan customers that after just three years ...