Based on their video (last on this page), that certainly looks like their target: http://liquidpiston.com/technology/x-mini-gasoline/ http://liquidpiston.com/t

Based on their video (last on this page), that certainly looks like their target: http://liquidpiston.com/technology/x-mini-gasoline/ http://liquidpiston.com/technology/x-mini-gasoline/ If these are indeed quieter, then I could see them commanding a significant premium for lawn tools, generators, etc.