 No, there's no infrastructure for it. And you are correct about the hybrid model. So imagine, here's the solution. So you use some sort of battery cell power technology to get the mass moving. Whatever the mass may be, an SUV, your truck on the camper, your smart compact, whatever that mass is, you use battery power to get that inertia moving. And then after a certain mile per hour is generated by the battery, the gas engine can take over. Because if you just, again, look at gas...