I researched 100 ink cartridges and, at almost $10,000 per litre, this very popular HP cartridge is the most expensive in the world
When choosing an ink cartridge for your printer, look beyond the shelf price, It is important to consider the total number of ...
Hackaday1mon
Man-in-the-Middle PCB Unlocks HP Ink Cartridges
This allows is to fit flush between the cartridge and HP inkjet printer, intercepting traffic and presumably telling the printer some sweet lies so that you can go on with that print job rather ...