As funny as this is, it makes me think about the viability of OpenBSD on smart home appliances. Those get hacked a lot and makes me wonder if OpenBSD can make them more secure.
In the meantime, a simple mitigation for consumers is to create an isolated guest Wi-Fi network on their router, and connecting IoT devices through that, so that they are kept well clear of the rest of the network. This is becoming commonplace on consumer grade equipment now.