Wi-Fi is power hungry because it's always on. It seems like these little buttons would only need to connect when you press them, then shut off right after. It's

Wi-Fi is power hungry because it's always on. It seems like these little buttons would only need to connect when you press them, then shut off right after. It's a very minor power draw when you consider the wi-fi will only run for 15 seconds every month or so. Of course, that's my read on it - maybe it does connect to the Echo.