“one customer who has a poor experience is one too many” — however we’re not going to do anything about because the customer is an evil bastard who dares to deprive us of desperately needed cash.
Corporates may be happy enough to squander money on Genuine HP cartridges, but normal human beings may think differently. In any case, having the company screw you with a misleading and malicious update is hardly going to win the hearts of ordinary consumers.
It’s OK for me, I threw away my HP junk in favour of a printer which did the job properly. There are now enough options to allow consumers to vote with their feet.