Casper went to war with a $15 billion mattress industry built on fake markups, predatory salespeople, and showrooms designed to confuse you into overpaying — and for a minute, it looked like they were winning. Then the old industry pulled a move straight out of the SCI playbook: they didn't fight the disruptor, they cloned it, flooded the market, and watched Casper bleed out under its own hype. This is the story of what happens when a venture-capital fever dream crashes into an industry that's been running the same scam since 1865.