Unironically a gift. On your own home network, the one most likely to MITM you is yourself. And eMudhra's fuckup allows for a nice attack on a few devices you'd otherwise have to disassemble to pwn.

Yeah, I have a couple cheap Tuya devices you can't necessarily re-assemble easily once disassembled (IoT light bulbs, outlets that are plastic welded/glued). Pretty sure they use mqtt over tls