Because Electric Universe drum beaters are crackpots talking about how stars are powered by magical currents rather than fusion and geology is dominated by arc

Because Electric Universe drum beaters are crackpots talking about how stars are powered by magical currents rather than fusion and geology is dominated by arc events rather than plate tectonics. However, Alfvein cosmology does have merits in explaining galactic scale phenomena and solar phenomena certainly have a electrical component (see: huge quantities of charged particles berating Earth at all times).