It comes down to cost, capabilities, and ease of use (and it doesn’t hurt to have an Arduino compatible toolchain) - will the new guy deliver??
Originally shared by HACKADAY
Around this time last year we first heard of the ESP8266 WiFi module. It’s still a great little module, providing WiFi connectivity for all those Internet of Things things at a price point of just $5. It’s an attractive price for a great module with a…
http://hackaday.com/2015/07/13/new-part-day-the-esp8266-killer