No ink, no scan: Canon USA printers hit with class-action suit
zdnet.com
zdnet.com
Canon sued for disabling scanner when printers run out of ink - https://news.ycombinator.com/item?id=28888214 - Oct 2021 (462 comments)
It almost feels like lawyers don't want to do anything related to technology and ones that do have had some spectacular failures, setting really bad precedent.
Some inkjets aren't too horrible in heavy use even competing with lasers.
Oh they've been doing that for over a decade. People just sort of... put up with it.
You can also assume that print companies have been concerned about a decline in print relevance and the impact it would have on their business. So putting in place these kinds of policies may have been a response to this.