[jug6ernaut]

"Also: "Because so many potential applications are in the lawn care and landscaping biz, the current design runs on a mix of gasoline and oil for lubrication." I doubt they'll be able to meet emission standards, which is another reason you'll never hear from them again."

You do know that "mix of gasoline and oil for lubrication." is how EVERY 2-stroke gasoline engine works right? The handheld lawn & garden market is dominated by 2-stroke engines, all of which must meet EPA emission standards.

FWIW, there are good 4-stroke engines in this area, but they hold a small market compared to 2-stroke, mainly because of the increased weight of 4-stroke engines