It does. They just don’t sell hardware. They sold most of the patents but still retain some and they’ve sued over the keyboard before (Google BlackBerry vs Typo keyboard) so it isn’t a dumb question. That said, if someone else is selling an OEM-like part, I doubt this is high volume enough for the people left at BlackBerry to care.
The fact that it surprises many is telling, actually. Used to be much more common to have strong political opinion, back then y'know?
Also the guy already abandoned said wife and kids and literally went to space for the government, sounds like a strong selection biais