We'll have to see how many tech companies survive the coming depression before we can determine whether the long game at Berkshire is wrong or not :)
Indeed, we'll see if Tesla survives, not only the coincidental depression, but also the multi-hundred-billion-dollar war chest being leveraged against them by the other car companies with a century more experience each, more connections, and broader reach.
It's a bit early to be calling the game is all.