Ask just about anybody, and they’ll tell you that new cars are too expensive. In the wake of tariffs shaking the auto industry and with the Trump administration pledging to kill the federal EV incentive, that situation isn’t looking to get better soon, especially for anyone wanting something battery-powered. Changing that overly spendy status quo is going to take something radical, and it’s hard to get more radical than what Slate Auto has planned.Meet the Slate Truck, a sub-$20,000 (after feder...