I bought some of those Sonoff BASIC smart switches off Amazon and flashed them with Tasmota. It’s a pretty painless affair, the programming contacts are right there on the board, and the case comes apart with your fingernails. What you’ve got to watch out for are idiot sellers on eBay trying to game the system…
Let’s make the Internet of Things a bit more useful, and less like The Internet of Turd by hacking some smart plugs so they no longer phone home to China.
Hacking ESP8266 based smart devices for fun and profit with Tasmota.