Restaurant-technology company Toast (TOST 5.12%) is unprofitable, and it's not even close to breaking even. Through the first three quarters of 2023, the company reported a net loss of $210 million on$2.8 billion in revenue. On top of this, Toast lost $762 million in 2021 and 2022 combined. In short, the business has lost roughly$1 billion in less than three years. In isolation, Toast's net losses make it look like a bad investment idea. But investing isn't about what's already happened; it's about what h ...