There's a reason Walmart's Vizio TVs are so cheap. Walmart paid $2.3 billion to put advertisers in your living room. Every new Vizio will not turn on without a Walmart account. Walmart paid $2.3 billion in December 2024 for the right to make that the rule. The TV was never the product. Vizio's hardware business runs at a wash. The Platform+ segment, which is essentially advertising and ACR data, accounted for all of Vizio's gross profit in the years before the deal. The TVs themselves were…