Elon Musk regularly trades places with LVMH tycoon Bernard Arnault for the title of world’s richest person, with seemingly every utterance on Twitter, every word spoken on a podcast and every Cybertruck announcement impacting the way Tesla's stock tracks on the daily. But if there’s one thing that’s going to impact a company’s value, it is Tesla’s share of the global EV market. In the first quarter of this year, it boasted a massive 62 per cent slice in the US, while it beat China’s BYD Auto to a global market share of 20 per cent in quarter two of…