>completely-dynamically-rendered web app slathered in frameworks for A/B testing, feature flags, analytics & tracking, cookie permissions, media middleware, localization, theming and browser compatibility

Getting you to click on ads does not take that. The only point in the list that makes money is spying I mean "analytics and tracking" but that doesn't take dozens of megabytes of js diarrhea and a thousand frameworks calculating DOM diffs and whatnot