We have been hearing about broadband through power lines for a long time now, some people say this may never become a reality in terms of wide availability but given the ubiquitous nature of the technology perhaps it's well worth keep trying to make it work properly for massive use. Last Friday US based ISP, Earthlink, announced their are investing $500,000 in broadband over power line (BPL) broadband internet which was recently approved by the Federal Communications Commission (FCC) as well.