> often it can be run along existing HVAC ducting. This presupposes that you have HVAC ducting, which is much less ubiquitous outside the US in homes, which ar

> often it can be run along existing HVAC ducting. This presupposes that you have HVAC ducting, which is much less ubiquitous outside the US in homes, which are usually the primary market for powerline networking. Add to that that people in rented accomadation often can't start drilling holes to run anything in wall, and there's your powerline target market.