The funnel had a good run. But in 2025, it’s starting to feel a little... flat. Customers don’t move in straight lines anymore. They loop, revisit, refer, and renew. And that’s exactly why modern marketers are ditching the funnel in favor of the flywheel, a model built on momentum, not milestones. Where the funnel ends at conversion, the flywheel is just getting warmed up. Every happy customer feeds the next. Advocacy, retention, and word-of-mouth aren’t just afterthoughts, t