Tesla's Robotaxi Triumph: Safer Than You, Cheaper Than Gas

On a bright June morning in Austin, Texas, a sleek Model Y pulled up to the curb. There was no driver. Just a screen showing a flat fare of $4.20, Elon Musk's wink to internet subculture, and, more curiously, an option to tip. But whom? The ether? It was a joke. A good one. And like most Muskian satire, it carried a serious punchline: the era of the hum…