Scale Only Cart and Checkout During Peak Load: Real Business Outcomes, Dollars, and When It Actually Makes Sense

https://www.slideserve.com/botwingtdn/transforming-a-500k-year-monolith-by-february-3-2026-practical-paths-and-trad

Too many architecture debates end up in abstract terms: "decouple everything" or "just autoscale." I want to focus on practical trade-offs you can vet with numbers and business outcomes