Even recent unlocked phones like the Galaxy S10e or the Nokia 6.1 are affected
https://www.androidpolice.com/2020/07/22/no-your-phone-is-not-going-to-stop-working-on-att-soon-heres-what-you-need-to-know/
So that's what this VAP business is all about.
SensoScientific
https://www.sensoscientific.com/ota-temperature-sensor/
Rees Scientific
https://www.reesscientific.com/products-services/wireless-and-wifi-system/
hostapd (IEEE 802.1X, WPA, WPA2, RSN, IEEE 802.11i Authenticator and RADIUS authentication server)
[software-based wireless access point with authentication, for Un*x hosts]
If DIY flashing isn't your thing, refurbished Samsung devices are now available.
the only brand with a flat paddle for the switch; people hate the multi-way add-on switches for these
Should be Linux compatible
I can't decide if I like this. Maybe the band just sucks.
These work with the GE Z-Wave dimmers, for 4-way. Great alternative to Leviton.
the library and horse of freedom are pretty awesome.