Why Treating Incentives as Channel Add-Ons Breaks Checkout, and Why Sub-50ms APIs Matter

https://padlet.com/melissamayer31muaji/bookmarks-ypej60mkcmjuof0i/wish/R7dXad9pOlX9Q6bl

Which core questions about incentive architecture and sub-50ms API response times will I answer? You're building a checkout experience and someone says "just add incentives per channel" while a performance team insists on sub-50ms APIs