Also, working on your car is a time-honored thing to do on any random day, in the South and elsewhere. Those particular guys probably staged the open-hood photo for exactly that reason, demonstrating against the fact that EV engines are largely beyond the capacity of your casual engine hobbyist, simultaneously so complex that they can’t really tinker with any of it and so simple that there’s no need for them to even try. What will they have to kill time with on a Saturday afternoon?