Washington Post: Americans waste $10 billion each year on name-brand ink. So we tested low-cost options including remanufactured cartridges, ink injection kits — and even making our own.
My advice: get a mono laser printer. Printing is handy but relatively infrequent for a lot of people these days. If that’s your use case, mono laser is the way to go. Toner does not dry out or go bad.
Signatures, people not wanting to rely on phones, paper requires essentially only literacy while phones require more, more privacy with paper, honestly the list is pretty long.