Remember the Boring Company, Elon Musk’s tunneling venture that was supposed to revolutionize underground transit? Better yet, do you remember anything it’s actually done, aside from landing on a slightly amusing name? Well, despite its short list of accomplishments, Musk is insisting it could easily build something that puts one of the world’s most impressive public transit projects to shame — if he actually tried, that is.On Thursday, he took to X to weigh in on reports that the projected cost of California’s infamously mired high speed rail line project is set to soar to $126 billion. When one commentator suggested that you could use that $126 billion to “subsidize free flights between LA and San Francisco at current demand levels” for up to 200 years worth of travel, Musk suggested he could do one better.“The @BoringCompany could build a Hyperloop tunnel from downtown SF to downtown LA for