powerline USB is a interesting NETWORK option

with my idea http://kll.engineering-news.org/kllfusion01/downloads/powerline_ETH_USB_RPI.pdf
i just tested / connect / upload / serial monitor/ a Arduino UNO:
connected to my PC via a powerline Ethernet adapter .. house AC grid .. powerline USB extender .. UNO
read more KLL engineering work blog - Articles: ARDUINO PROJECT: powerline