Remember now this is just an idea and for it to even come close to working there would have to be a lot of engineering done for it to be safe and feasible. What if on the back of our ztr's we had a unit mounted that all of the grass and leaves (during fall) went into and this device had a incinerator which worked off of propane fuel. Everything would turn into ashes within seconds and then get dispersed back out onto the lawn. Think of the time this would save you. Now fire away with all of the bad aspects such as blowing your a_ _ clean off of the property.