It took me a moment to parse that it's the "smart-home graveyard", not the "smart home-graveyard" that's getting crowded!
Apparently hyphens seem to have gone out of fashion. Please can we bring them back?
I don't think "smart-home" is a word. I've always seen it written "smart home".
Obligatory XKCD: https://xkcd.com/37/
> "smart home-graveyard"
That's when you put a QR code on a tombstone.