Is the Tesla Model Y an SUV - and does it matter?

Nobody can quite agree on what the Tesla Model Y is. Last night, at the grand unveiling of what’s set to be the fourth car in the automaker’s electric line-up, Tesla CEO Elon Musk referred to the Model Y as a “midsize SUV”; others, meanwhile, have argued that it’s actually a compact SUV. Then there’s the “crossover” name, which first …